- Andrena
- Andrena abbreviata -- Andrena leucorhina abnormis Warncke, 1967, Andrena abbreviata dominica Warncke, 1975
- Andrena aberrans -- Andrena ratisbonensis Stoeckhert, 1924
- Andrena abjecta
- Andrena ablegata -- Diandrena ablegata Cockerell, 1922
- Andrena abrupta
- Andrena aburana
- Andrena accepta -- Andrena pulchella_homonym Robertson, 1891
- Andrena acerba
- Andrena aciculata -- Andrena tenuicula Stoeckhert, 1950, Andrena strymonia Pittioni, 1950
- Andrena acrana
- Andrena aculeata
- Andrena acutilabris -- Andrena urmitana Morawitz, 1876
- Andrena adjacens
- Andrena aegyptiaca -- Andrena comberiana Cockerell, 1911, Andrena aegyptiaca cannabina Warncke, 1968
- Andrena aegypticola -- Andrena larnacensis Mavromoustakis, 1954
- Andrena aeneiventris -- Andrena locularoides Strand, 1915, Andrena aeneiventris var punctata Jaeger, 1934
- Andrena aerifera
- Andrena aerinifrons -- Andrena albovirescens Dours, 1873, Andrena viridata Pérez, 1895, Andrena viridiaenea Pérez, 1903, Andrena atlantis Friese, 1924, Andrena aerinifrons levantina Hedicke, 1938
- Andrena aeripes
- Andrena aetherea
- Andrena afghana
- Andrena afimbriata
- Andrena afrensis
- Andrena africana -- Andrena kristenseni Friese, 1915, Andrena meneliki Friese, 1915, Andrena (Andrena) boswendica Viereck, 1917, Andrena (Andrena) aequatorialis Viereck, 1917
- Andrena agilis
- Andrena agilissima -- Apis muraria_homonym Geoffroy, 1785, Apis agillisima Scopoli, 1770, Andrena flessae Panzer, 1805, Andrena agillissima melanopyga Alfken, 1938, Andrena agilissima italica Warncke, 1967
- Andrena agnata
- Andrena agoseridis
- Andrena ahenea
- Andrena aiderensis
- Andrena ailisensis
- Andrena aino
- Andrena akitsushimae
- Andrena alamonis
- Andrena alashanica
- Andrena albicaudata
- Andrena albiculta
- Andrena albifacies -- Andrena rutila var albifacies Alfken, 1927
- Andrena albopicta
- Andrena albopunctata -- Apis albopunctata Rossi, 1792, Andrena funebris Panzer, 1798, Andrena lugubris_homonym Lepeletier, 1841, Andrena nigrobarbata Morawitz, 1871, Andrena macularis Kriechbaumer, 1873, Andrena lugubrescens Cockerell, 1917, Andrena albopunctata melona Warncke, 1967
- Andrena albuginosa -- Pterandrena albuginosa Viereck, 1904
- Andrena alceae
- Andrena alchata
- Andrena alfkenella -- Andrena moricella Perkins, 1914, Andrena pillichi Noskiewicz, 1939, Andrena alfkenella sunna Warncke, 1975
- Andrena alfkenelloides -- Andrena alfkenelloides cardalia Warncke, 1975
- Andrena algida -- Andrena fragiliformis Cockerell, 1906, Andrena fernaldiella Viereck and Cockerell, 1914, Andrena brachycarpae Viereck and Cockerell, 1914, Andrena (Andrena) fuscisignata Viereck, 1917, Andrena (Andrena) albisigna Viereck, 1922
- Andrena aliciae
- Andrena aliciarum
- Andrena alijevi
- Andrena alleghaniensis
- Andrena allosa -- Andrena allosa canigica Warncke, 1975, Andrena allosa pileata Warncke, 1975
- Andrena alluaudi
- Andrena almas
- Andrena altaica
- Andrena alutacea
- Andrena amamiensis
- Andrena amarilla
- Andrena amicula
- Andrena amoena
- Andrena amphibola -- Trachandrena amphibola Viereck, 1904, Trachandrena crassihirta Viereck, 1904, Trachandrena perdensa Viereck, 1904, Trachandrena hadra Viereck, 1904, Trachandrena limarea Viereck, 1904, Andrena (Trachandrena) eriogoni Cockerell, 1927, Andrena (Trachandrena) seneciophila Cockerell, 1928
- Andrena ampla -- Andrena proxima ampla Warncke, 1967
- Andrena anatolica
- Andrena anatolis
- Andrena andrenoides -- Panurgus andrenoides Cresson, 1878, Panurgus rufocinctus Ashmead, 1890, Andrena andrenoides f bicolor_homonym Robertson, 1898, Andrena Parandrena andrenoides var clarigastra Viereck, 1908
- Andrena angarensis
- Andrena angelesia
- Andrena angustella
- Andrena angusticrus
- Andrena angustifovea
- Andrena angustior -- Melitta angustior Kirby, 1802, Andrena angusta Illiger, 1806, Andrena lacinia Smith, 1847, Andrena angustior impressa Warncke, 1967
- Andrena angustitarsata -- Andrena mustelicolor Viereck, 1904, Pterandrena nudiscopa Viereck, 1904, Andrena opaciventris_homonym Cockerell, 1916, Andrena (Andrena) friesei Viereck, 1917, Andrena opacissima Cockerell, 1918, Andrena (Platandrena) opacibasis Cockerell, 1936
- Andrena anisochlora -- Andrena (Micrandrena) dinognatha Timberlake, 1938
- Andrena annapurna
- Andrena annectens
- Andrena anograe -- Andrena micranthophila Cockerell, 1906, Andrena (Onagrandrena) anograe knowltoni Linsley and MacSwain, 1961
- Andrena anonyma
- Andrena anthracina
- Andrena anthrisci
- Andrena antigana -- Andrena rungsii Benoist, 1937
- Andrena antonitonis
- Andrena anzu
- Andrena apacheorum
- Andrena apasta
- Andrena apicata -- Andrena batava Pérez, 1902, Andrena apicata var tristis Alfken, 1904, Andrena apicata var kamtschatica Alfken, 1929
- Andrena apiformis -- Andrena grossa Friese, 1887
- Andrena aquila
- Andrena arabica
- Andrena arabis -- Andrena (Pterandrena) brassicae_homonym Mitchell, 1960
- Andrena arctostaphylae
- Andrena ardis
- Andrena arenata
- Andrena arenicola
- Andrena argemonis
- Andrena argentata -- Andrena gracilis_homonym Schenck, 1869, Andrena albizona Alfken, 1939
- Andrena argentiscopa
- Andrena argyreofasciata
- Andrena arima
- Andrena armeniaca
- Andrena arsinoe -- Anthrena arsinoe Schmiedeknecht, 1900
- Andrena aruana
- Andrena asiatica -- Andrena asiatica oxyura Warncke, 1975
- Andrena aspericollis
- Andrena asperrima -- Andrena atricapilla Pérez, 1895, Andrena flessae var elcheensis Friese, 1922, Andrena hemicyanea Cockerell, 1930, Andrena asperrima alascana Warncke, 1974
- Andrena asperula
- Andrena assimilis -- Andrena barnei Cockerell, 1931, Andrena thoracica var hirsuta_homonym Friese, 1922
- Andrena asteris
- Andrena asteroides
- Andrena astica
- Andrena astragali -- Andrena zygadeni Cockerell, 1932
- Andrena astrella
- Andrena athenensis
- Andrena atlantica
- Andrena atrata
- Andrena atrohirta
- Andrena atrotegularis -- Andrena ephippium var macedonica_homonym Friese, 1923
- Andrena atypica -- Parandrena atypica Cockerell, 1941
- Andrena auricoma
- Andrena auriculata
- Andrena aurihirta
- Andrena auripes
- Andrena austroinsularis -- Andrena (Simandrena) opacifovea atroinsularis Tadauchi and Hirashima, 1983
- Andrena autumnalis
- Andrena avara -- Andrena avara caligata Warncke, 1974, Andrena avara eureka Warncke, 1974, Andrena avara gavia Warncke, 1974, Andrena avara liturata Warncke, 1974
- Andrena avulsa
- Andrena azerbaidshanica
- Andrena babai
- Andrena baeriae
- Andrena bairacumensis
- Andrena balsamorhizae
- Andrena balucha
- Andrena banchan
- Andrena banffensis
- Andrena banksi
- Andrena barbara
- Andrena barbareae
- Andrena barberi
- Andrena barbilabris -- Apis sericea_homonym Christ, 1791, Melitta albicrus Kirby, 1802, Andrena albocincta Zetterstedt, 1838, Andrena barbatula Zetterstedt, 1838, Andrena parumpunctata Schenck, 1853, Andrena placida Smith, 1853, Andrena angustipes Schenck, 1866, Andrena ciliata Schenck, 1869, Andrena macilenta Provancher, 1888, Andrena macgillivrayi Cockerell, 1897, Andrena salicacea Robertson, 1900, Andrena sapellonis Cockerell, 1900, Andrena pauperata Pérez, 1902, Andrena ciliatula Viereck, 1916, Andrena sericea var malaisei Alfken, 1929, Andrena (Euandrena) taisetsusana Tadauchi and Hirashima, 1987, Andrena (Andrena) dolharubang Tadauchi and Xu, 1997
- Andrena basifusca
- Andrena basimacula
- Andrena bassana -- Andrena bassana etesiaca Warncke, 1975
- Andrena batangensis
- Andrena bayona
- Andrena beameri
- Andrena beijingensis
- Andrena bellidis
- Andrena bellidoides
- Andrena bendensis
- Andrena benefica
- Andrena bengasinensis -- Andrena opaca Friese, 1924_homonym, Andrena rufohirta Alfken, 1929
- Andrena bentoni
- Andrena berberidis
- Andrena berkeleyi
- Andrena bernardina
- Andrena bernicla -- Andrena proxima bernicla Warncke, 1975
- Andrena biareola
- Andrena biarmica
- Andrena bicarinata -- Andrena tuberculiventris Morawitz, 1876
- Andrena bicolor -- Apis icterica Christ, 1791, Apis fuliginosa_homonym Christ, 1791, Andrena lucida Panzer, 1798, Melitta picicornis Kirby, 1802, Melitta pilosula Kirby, 1802, Melitta gwynana Kirby, 1802, Apis ephippiata Schrank, 1802, Andrena oraniensis Lepeletier, 1841, Andrena proxima_homonym, Smith, 1847, Andrena aestiva Smith, 1849, Andrena consimilis_homonym Smith, 1849, Andrena nigrifrons_homonym Eversmann, 1852, Andrena laeviuscula Schenck, 1853, Andrena fuscohirta Schenck, 1853, Andrena distinguenda Schenck, 1853, Andrena marginalis Schenck, 1861, Andrena violascens Thomson, 1870, Andrena beuthini Schenck, 1876, Andrena gwynana var testacea Dalla Torre, 1877, Andrena croatica Friese, 1887, Andrena lavendulae Pérez, 1902, Andrena nigrosterna Pérez, 1902, Andrena nigriventris_homonym Pérez, 1902, Andrena fervida Pérez, 1902, Andrena heterodoxa Pérez, 1903, Andrena phaneromelas Cockerell, 1929, Andrena baleina Cockerell, 1929, Andrena bicolor agraria Warncke, 1974, Andrena bicolor apricaria Warncke, 1975
- Andrena bicolorata -- Apis bicolorata Rossi, 1790, Andrena melanaria Dours, 1872, Andrena lichtensteini Schmiedeknecht, 1883, Andrena nigrocinerea DeStefani, 1889, Andrena albocinerea Saunders, 1908
- Andrena biemarginata
- Andrena bifida
- Andrena biguttata
- Andrena bilavia
- Andrena bilimeki
- Andrena bimaculata -- Melitta bimaculata Kirby, 1802, Andrena decorata Smith, 1847, Andrena conjuncta Smith, 1847, Andrena articulata Smith, 1847, Andrena vitrea Smith, 1847, Andrena consobrina Eversmann, 1852, Andrena vitreipennis Costa, 1861, Andrena mystacea Dours, 1861, Andrena intermedia_homonym Morawitz, 1870, Andrena morawitzi Thomson, 1872, Andrena atrorubricata Dours, 1872, Andrena aulica Morawitz, 1876, Andrena comparata Morawitz, 1876, Andrena melanura Morawitz, 1877, Andrena paveli Schmiedeknecht, 1883, Andrena magrettiana Schmiedeknecht, 1884, Andrena germabica Radoszkowski, 1893, Andrena vitrea var tenebrata Gribodo, 1894, Andrena atrorubricata var concolor_homonym Alfken, 1914, Andrena bimaculata var mondaensis Friese, 1922, Andrena bimaculata var serotinella Friese, 1922, Andrena morawitzi var hirtella Friese, 1922, Andrena tibialis var tricolorata Friese, 1922, Andrena florea var clavipes Friese, 1924, Andrena bluethgeni Stoeckhert, 1930, Andrena bimaculata oligotricha Mavromoustakis, 1952, Andrena gaetula Benoist, 1961, Andrena bimaculata lichata Warncke, 1967
- Andrena binominata -- Andrena bimaculata_homonym Lepeletier, 1841, Andrena griseofusca Pérez, 1903, Andrena mallorcana Friese, 1922
- Andrena birtwelli -- Andrena moesticolor Viereck, 1914, Andrena potentillarum Viereck, 1924, Andrena Andrena birtwelli subatrata Cockerell, 1931
- Andrena bisalicis -- Andrena salicis_homonym Robertson, 1891, Andrena adelae Viereck, 1922
- Andrena biscutellata
- Andrena biskrensis -- Andrena biskrensis var hassani Benoist, 1950
- Andrena bisulcata -- Andrena echinulata Pérez, 1903, Andrena doderoi Jaeger, 1934
- Andrena blaisdelli
- Andrena blanda
- Andrena blennospermatis
- Andrena bocensis
- Andrena bonasia -- Andrena (Aenandrena) bonasia naevia Warncke, 1969
- Andrena bonivuri
- Andrena boronensis -- Andrena (Onagrandrena) eulobi Linsley and Macswain, 1963
- Andrena boyerella -- Andrena distincta_homonym Lucas, 1849
- Andrena braccata
- Andrena bradleyi -- Andrena saccharina Cockerell and Rohwer, 1907
- Andrena braunsiana -- Andrena braunsiana detorta Warncke, 1975
- Andrena brevicornis
- Andrena brevihirtiscopa
- Andrena brevipalpis
- Andrena breviscopa
- Andrena brooksi
- Andrena brumanensis -- Andrena clypeata_homonym Brullé, 1832
- Andrena bruneri -- Andrena laramiensis Viereck and Cockerell, 1914, Andrena viridibasis Cockerell, 1930
- Andrena buccata
- Andrena bucculenta
- Andrena bucephala -- Andrena longipes Smith, 1847
- Andrena buckelli
- Andrena bulgariensis
- Andrena bullata
- Andrena burkelli
- Andrena butea -- Andrena butea ketupa Warncke, 1975
- Andrena byrsicola
- Andrena bytinskii
- Andrena caerulea -- Andrena coerulea var territa Cockerell, 1898, Andrena erigenoides Viereck, 1904, Andrena crypta Viereck, 1904, Andrena acrypta Viereck, 1904, Andrena complexa Viereck, 1904, Andrena (Ptilandrena) francisca Viereck, 1917, Andrena supervirens Cockerell, 1924, Andrena supervirens var aurescens Cockerell, 1924, Andrena (Andrena) innominata Viereck, 1926, Andrena (Ptilandrena) supervirens var tristis_homonym Linsley, 1951, nomen nudum
- Andrena caeruleonitens
- Andrena caesia
- Andrena calandra
- Andrena californiensis
- Andrena caliginosa -- Andrena (Dactylandrena) maura Viereck, 1924
- Andrena callopyrrha -- Andrena (Taeniandrena) callopyrrha kozlovi Osytshnjuk, 1994
- Andrena callosa
- Andrena calvata
- Andrena camellia
- Andrena camissoniae
- Andrena canadensis -- Andrena simulata_homonym Provancher, 1888, Andrena persimilis Graenicher, 1904, Andrena canadensis oslarella Viereck and Cockerell, 1914
- Andrena candida -- Andrena chlorinella Viereck, 1904, Andrena xanthostigma Viereck, 1904, Andrena subcandida Viereck, 1904
- Andrena candidiformis -- Andrena nigritarsis Viereck and Cockerell, 1914, Andrena semotula Cockerell, 1936
- Andrena caneae -- Andrena mavromoustakisi Pittioni, 1950
- Andrena caneibia
- Andrena canohirta -- Panurgus canohirtus Friese, 1923, Andrena balcanica Warncke, 1965
- Andrena cantiaca -- Andrena cantiaca infuscata Warncke, 1975
- Andrena canuta
- Andrena capillosa
- Andrena capillosella
- Andrena capricornis
- Andrena caprimulga
- Andrena cara -- Andrena halictoides_homonym Nurse, 1904, Andrena nursei Cockerell, 1913, Andrena cara minor_homonym Warncke, 1975, Andrena cara kurdistanica Engel, 2005
- Andrena carantonica -- Andrena trimmerana var scotica Perkins, 1917, Andrena jacobi Perkins, 1921, Andrena jacobi var johnsoni Perkins, 1921
- Andrena carinata
- Andrena carinifrons
- Andrena carinigena
- Andrena carlini -- Andrena interrogationis_homonym Viereck and Cockerell, 1914, Andrena viereckella Viereck and Cockerell, 1914, Andrena (Cryptandrena) carlini Cockerell, 1901, Andrena (Bythandrena) carlini Cockerell, 1901, Andrena (Bythandrena) carlini neorhodura Mitchell, 1960
- Andrena caroli -- Andrena berenice Schmiedeknecht, 1900, Andrena zachroa Cockerell, 1930, Andrena caroli abdukila Warncke, 1974
- Andrena carolina -- Andrena (Andrena) longifacies LaBerge, 1980
- Andrena carolinensis
- Andrena casadae
- Andrena caspica -- Andrena unifasciata Friese, 1899
- Andrena castanea
- Andrena caudata
- Andrena ceanothi -- Andrena (Trachandrena) compacta Mitchell, 1960
- Andrena ceanothifloris -- Andrena (Andrena) ceanothifloris cretata LaBerge, 1980
- Andrena ceanothifloris_ceanothifloris
- Andrena ceanothifloris_cretata
- Andrena cephalota
- Andrena cerasifolii -- Andrena mimetica Cockerell, 1903, Andrena mimetica falli Cockerell, 1907, Andrena (Andrena) yumorum Viereck, 1916
- Andrena cercocarpi -- Andrena (Micrandrena) haroldi Timberlake, 1951398
- Andrena cerebrata
- Andrena cervina
- Andrena chaetogastra
- Andrena chalcogastra -- Andrena chalcogastra gomera Warncke, 1968, Andrena chalcogastra palmaensis Warncke, 1968, Andrena chalcogastra extrema Warncke, 1993
- Andrena chalybaea -- Panurgus chalybaeus Cresson, 1878
- Andrena chalybioides -- Parandrena chalybioides Viereck, 1904, Andrena (Parandrena) perchalybea Viereck, 1916, Diandrena purdyi Cockerell, 1936
- Andrena chaparralensis
- Andrena chapmanae -- Andrena yosemitensis Cockerell, 1924
- Andrena chekiangensis
- Andrena chelma
- Andrena chengtehensis -- Andrena (Lepidandrena) lebedevi Popov, 1940
- Andrena cheni
- Andrena chersona
- Andrena cheyennorum -- Andrena angustifrons Cockerell, 1934
- Andrena chionospila
- Andrena chippewaensis
- Andrena chirisana
- Andrena chlorogaster -- Andrena subtilicornis Viereck, 1926, Andrena (Micrandrena) nitidicornis Cockerell, 1926, Andrena catalinica Cockerell, 1939, Andrena (Micrandrena) chlorogaster nesiotes Timberlake, 1951, Andrena (Micrandrena) chlorogaster gavilanica Timberlake, 1951, Andrena (Micrandrena) radialis Timberlake, 1951
- Andrena chlorosoma
- Andrena chlorura -- Andrena (Andrena) complicata Viereck, 1916, Andrena ablusula Cockerell, 1936, Andrena clementina Timberlake, 1941
- Andrena christineae
- Andrena chromotricha -- Andrena platyparia race occidentalis Cockerell, 1896, Andrena clypeonitens Cockerell, 1902, Andrena beulahensis Viereck, 1903["1902"], Andrena truncata_homonym Viereck, 1903["1902"], Andrena navajorum Viereck and Cockerell, 1914, Andrena (Leucandrena) recta Mitchell, 1960
- Andrena chrysochersonesus
- Andrena chrysopus -- Andrena dobrowlanensis Noskiewicz, 1923
- Andrena chrysopyga -- Andrena integra_homonym Thomson, 1870, Andrena chrysopyga stefaniana Schmiedeknecht, 1884
- Andrena chrysosceles -- Melitta connectens Kirby, 1802, Andrena fallax Eversmann, 1852, Andrena confusa Schenck, 1869
- Andrena chylismiae -- Andrena (Onagrandrena) thorpi Linsley and Macswain, 1963
- Andrena ciconia
- Andrena cineraria -- Apis cineraria Linnaeus, 1758, Apis atra_homonym Scopoli, 1763, Lamprocolletes peregrinus Smith, 1878, Andrena cineraria var nigrifacies Alfken, 1913, Andrena danuvia Stoeckhert, 1950, Andrena marmora Nurse, 1904, Andrena transcaspica_homonym Radoszkowski, 1893, Andrena radoszkowskii_homonym Dalla Torre, 1896, Andrena ducis Cockerell, 1907
- Andrena cinerea -- Andrena elliptica Pérez, 1895, Andrena imminuta Pérez, 1895, Andrena molesta Pérez, 1903, Andrena arcuata Pérez, 1903, Andrena insula Strand, 1921, Andrena strigifrontalis var nettialis Strand, 1921, Andrena cinerea navicola Warncke, 1974
- Andrena cinereophila
- Andrena cinnamonea
- Andrena citrinihirta
- Andrena clarkella -- Melitta clarkella Kirby, 1802, Andrena bicolor Lepeletier, 1841, Andrena dispar Zetterstedt, 1838
- Andrena cleodora -- Trachandrena cleodora Viereck, 1904, Andrena (Trachandrena) lutzi Cockerell, 1931, Andrena (Trachandrena) melanodora Cockerell, 1932, Andrena (Trachandrena) cleodora melanodora Cockerell, 1932
- Andrena cleodora_cleodora
- Andrena cleodora_melanodora
- Andrena clusia -- Andrena clusia prilepensis Warncke, 1973
- Andrena clypella -- Andrena clypella hasitata Warncke, 1973
- Andrena coactipostica
- Andrena cochlearicalcar
- Andrena coconina
- Andrena coitana -- Melitta coitana Kirby, 1802, Melitta shawella Kirby, 1802, Andrena nylanderi Morawitz, 1864, Andrena shawella (Kirby, 1802), Andrena amaguensis Cockerell, 1924, Andrena coitana var pilosodorsata Alfken, 1929, Andrena coitana xema Warncke, 1975, Andrena (Oreomelissa) coitana pilosodorsata Alfken, 1929
- Andrena collata
- Andrena colletiformis -- Colletes parvula_homonym Morawitz, 1874, Andrena dissidens Schmiedeknecht, 1884, Andrena colletiformis sardinica Strand, 1915, Andrena nanana Strand, 1915, Andrena colletiformis ab gandzhensis Lebedev, 1933, Andrena colletiformis insulana Pittioni, 1950, Andrena subsquamularis Noskiewicz, 1960
- Andrena colletina
- Andrena colonialis
- Andrena columbiana
- Andrena combaella
- Andrena combinata -- Apis combinata Christ, 1791, Andrena candens Eversmann, 1852, Andrena albibarbis Schenck, 1853, Andrena sahlbergi Morawitz, 1888, Andrena mehelyi Alfken, 1936, Andrena combinata crudelis Warncke, 1967
- Andrena combusta -- Andrena oulskii rubicunda Warncke, 1975
- Andrena commoda -- Andrena corni Robertson, 1900, Andrena pyrura Cockerell, 1906
- Andrena communis -- Andrena maligna Cameron, 1897
- Andrena compositarum
- Andrena compta -- Andrena forcipata Saunders, 1908
- Andrena comptaeformis
- Andrena comta -- Andrena orenburgensis Schmiedeknecht, 1884, Cilissa amurensis Radoszkowski, 1891, Andrena csikiana Mocsáry, 1901, Andrena (Glyphandrena) wulungshanensis Yasumatsu, 1935
- Andrena concinna
- Andrena concinnula -- Andrena (Parandrena) mendosa Viereck, 1916
- Andrena confederata
- Andrena congrua
- Andrena congruens -- Andrena dallatorrei Clément, 1922, Andrena confinis E Stoeckhert, 1930
- Andrena coracina
- Andrena corax -- Andrena melaleuca corax Warncke, 1967
- Andrena cordialis
- Andrena cornelli
- Andrena coromanda
- Andrena corssubalpina
- Andrena coruscata
- Andrena costillensis
- Andrena cragini
- Andrena crassana -- Andrena crassana inka Warncke, 1969
- Andrena crassepunctata
- Andrena crataegi -- Andrena subcommoda Cockerell, 1902, Andrena angusi Viereck, 1907
- Andrena crawfordi
- Andrena creberrima
- Andrena crecca -- Andrena concinna crecca Warncke, 1965
- Andrena cressonii -- Andrena bridwelli Cockerell, 1899, Andrena dubia Robertson, 1902, Andrena (Trachandrena) trumani Viereck and Cockerell, 1914, Andrena cressonii transformans Cockerell, 1933, Andrena (Opandrena) cressonii ivanensis Mitchell, 1960, Andrena (Opandrena) cressonii tallahasensis Mitchell, 1960, Andrena (Opandrena) cressonii tallahasseensis Mitchell, 1960, emend, Andrena kansensis Cockerell, 1899, Andrena latisigna Viereck and Cockerell, 1914, Andrena cressonii kansensis Cockerell, 1899, Andrena (Opandrena) cressonii infasciata Lanham, 1949
- Andrena cressonii_cressonii
- Andrena cressonii_infasciata
- Andrena cressonii_kansensis
- Andrena crinita
- Andrena crispa
- Andrena cristata
- Andrena critica
- Andrena cruciferarum
- Andrena crudeni
- Andrena cryptanthae
- Andrena cryptodonta
- Andrena cubiceps -- Andrena cubiceps var fulvopilosa Friese, 1922, Andrena meyeri Alfken, 1940
- Andrena cubicepsella
- Andrena cuneata
- Andrena cuneilabris
- Andrena cupreotincta -- Trachandrena ochreopleura Viereck, 1904, Andrena (Trachandrena) swenki Viereck and Cockerell, 1914, Andrena (Trachandrena) jockorum Viereck and Cockerell, 1914, Trachandrena abjuncta Cockerell, 1929
- Andrena curiosa -- Melitta curiosa Morawitz, 1877, Melittoides rostrata Friese, 1921
- Andrena curtivalvis
- Andrena curtula -- Andrena pauxilla E Stoeckhert, 1935
- Andrena curvana
- Andrena curvungula -- Andrena squamigera Schenck, 1874
- Andrena cussariensis -- Andrena cussariensis kohatensis Cockerell, 1917
- Andrena cyanomicans -- Andrena maderensis fratella Warncke, 1968, Andrena cyanomicans mirna Warncke, 1968
- Andrena cyanophila -- Andrena tacitula Cockerell, 1910
- Andrena cyanosoma -- Diandrena cyanosoma Cockerell, 1916
- Andrena cybele
- Andrena cymatilis
- Andrena cypria
- Andrena cypricola
- Andrena daeckei
- Andrena dallasiana
- Andrena damara -- Andrena sinuata damara Warncke, 1968
- Andrena daphanea
- Andrena dapsilis
- Andrena dargia
- Andrena dauma
- Andrena davidsoni
- Andrena davisi
- Andrena decaocta -- Andrena albohirta_homonym Saunders, 1908
- Andrena decipiens -- Apis albifrons_homonyms Christ, 1791, Andrena strigosa_homonym Dours, 1872, Andrena insolita Dours, 1872, Andrena deceptoria Schmiedeknecht, 1883, Andrena fimbriata var paganettii Alfken, 1904, Andrena decipiens capta Warncke, 1974
- Andrena declinis
- Andrena decollata
- Andrena decolorata
- Andrena delicatula -- Andrena (Simandrena) koma Hirashima, 1952
- Andrena delphiensis -- Andrena minipalumboi delphiensis Warncke, 1965
- Andrena dentata -- Andrena biscutata Pérez, 1905
- Andrena denticulata -- Melitta denticulata Kirby, 1802, Melitta listerella Kirby, 1802, Andrena edentata Friese, 1922, Andrena epimelaena Cockerell, 1924, Andrena baicaliella Cockerell, 1929, Andrena archanensis Cockerell, 1929, Andrena denticulata seneciorum Hirashima, 1964
- Andrena dentiventris
- Andrena deppeana
- Andrena derbentina
- Andrena deserta
- Andrena deserticola
- Andrena dilleri
- Andrena dimorpha
- Andrena dinizi
- Andrena discophora -- Andrena corallina Morawitz, 1876, Andrena rufipes_homonym Friese, 1922
- Andrena discors -- Andrena senicula Pérez, 1903, Andrena bodemeyeri Benoist, 1969
- Andrena discreta
- Andrena dissimulans -- Andrena (Thysandrena) blandula Timberlake, 1951
- Andrena dissona
- Andrena distans -- Andrena g maculati Robertson, 1897, Andrena geranimaculati Viereck, 1907
- Andrena distinguenda -- Andrena obsoleta Pérez, 1895, Andrena obsoleta spongiosa Warncke, 1967
- Andrena djelfensis -- Andrena abstersa Pérez, 1895, Andrena longipilis Pérez, 1895, Andrena depressicula Pérez, 1903, Andrena leptodactyla Pérez, 1903
- Andrena dmitrii
- Andrena dolini
- Andrena dolomellea
- Andrena dolosa
- Andrena dorsalis -- Andrena paganettii_homonym2 Maidl, 1922, Andrena maidli Mavromoustakis, 1960
- Andrena dorsata -- Melitta dorsata Kirby, 1802, Melitta lewinella Kirby, 1802, Melitta collinsonana Kirby, 1802, Melitta nudiuscula Kirby, 1802, Melitta subincana Kirby, 1802, Andrena propinqua Schenck, 1853, Andrena cognata Schenck, 1853, Andrena griseola Schenck, 1861, Andrena dubitata Schenck, 1870, Andrena connexa Pérez, 1895, Andrena alliaria Pérez, 1903, Andrena thomsoni_homonym Aurivillius, 1903
- Andrena doursana -- Andrena furcoprasina Pérez, 1895, Andrena doursana citreola Warncke, 1975, Andrena doursana mizorhina Warncke, 1975, Andrena doursana agadira Warncke, 1980, Andrena doursana bengasia Warncke, 1980
- Andrena dreisbachorum
- Andrena dubiosa
- Andrena duboisi
- Andrena dunningi -- Andrena viciniformis Robertson, 1900, Andrena annae Cockerell, 1931, Andrena (Cryptandrena) dunningi Cockerell, 1898, Andrena (Bythandrena) dunningi Cockerell, 1898
- Andrena duplicata
- Andrena durangoensis
- Andrena dzynnanica
- Andrena eburneoclypeata
- Andrena echizenia
- Andrena edashigei
- Andrena eddaensis
- Andrena edwardsi
- Andrena ehnbergi -- Andrena belikovi Cockerell, 1929
- Andrena elata -- Andrena abrupta elata Warncke, 1975
- Andrena elegans -- Apis grisea_homonym Fabricius, 1798
- Andrena elisaria
- Andrena ellinorae
- Andrena ellisiae -- Andrena physariae Cockerell, 1934
- Andrena elmaria
- Andrena elongatula
- Andrena elsei
- Andrena emeiensis
- Andrena emeishaanica
- Andrena enocki -- Parandrena enocki Cockerell, 1898
- Andrena enslinella -- Andrena chimaera Blüthgen, 1949
- Andrena eoa
- Andrena eothina -- Andrena (Diandrena) anatolis matutina Linsley and MacSwain, 1961
- Andrena erberi -- Campylogaster (Andrena) fulvocrustatus Dours, 1873, Andrena amasia Radoszkowski, 1876, Andena squamigera_homonym Branson, 1879, Andrena erberi var sanguiniventris Friese, 1921, Andrena erberi migrans Warncke, 1967
- Andrena eremnophila
- Andrena eremobia
- Andrena eremophyla
- Andrena erigeniae -- Andrena (Leucandrena) bifurcata Mitchell, 1960
- Andrena ermolenkoi
- Andrena erythrogaster -- Cilissa erythrogaster Ashmead, 1890, Andrena perezi Robertson, 1891, Andrena rhodura Cockerell, 1898
- Andrena erythronii
- Andrena esakii
- Andrena escondida
- Andrena euphorbiacea
- Andrena euzona -- Andrena mesolia Pérez, 1903, Andrena niveozonata Saunders, 1908, Andrena ebneri Alfken, 1924
- Andrena everna
- Andrena eversmanni -- Andrena fasciata_homonym Radoszkowski, 1876, Andrena radoszkowskyi_homonym Schmiedeknecht, 1884, Andrena (Plastandrena) eversmanni ciscaspica Popov, 1949
- Andrena evoluta
- Andrena excellens
- Andrena exigua
- Andrena exquisita
- Andrena ezoensis
- Andrena fabalis
- Andrena fabrella -- Andrena fabrella meseta Warncke, 1975
- Andrena faceta
- Andrena fagopyri
- Andrena falcinella
- Andrena falsifica
- Andrena falsificissima
- Andrena familiaris
- Andrena fani
- Andrena farinosa
- Andrena fastuosa
- Andrena fedtschenkoi -- Andrena fedtschenkoi ab djumensis Popov, 1947
- Andrena fenningeri -- Andrena (Trachandrena) indianensis Cockerell, 1929, Andrena (Mimandrena) verna Mitchell, 1960206
- Andrena ferghanica -- Andrena glasunovi Morawitz, 1895, Andrena pretiosa_homonym Morawitz, 1894, Andrena amanda Viereck, 1918
- Andrena ferox -- Andrena distincta Smith, 1847, Andrena obscurata Smith, 1853
- Andrena ferrugineicrus -- Andrena hiendlmayeri Schmiedeknecth, 1883, Andrena strigiformis Pérez, 1903
- Andrena ferrugineipes
- Andrena fertoni
- Andrena ferulae -- Andrena macilenta_homonym Pérez, 1895, Andrena filipalpis Pérez, 1895, Andrena stricta Saunders, 1908
- Andrena figurata
- Andrena fimbriata -- Andrena pallens Brullé, 1832, Andrena forsteri Warncke, 1965
- Andrena fimbriatoides
- Andrena firuzaensis -- Andrena (Lepidandrena) firuzaensis Popov, 1949, Andrena firuzaensis var atra_homonym Popov, 1940, Andrena popovella Gusenleitner and Schwarz, 2002
- Andrena flagella
- Andrena flaminea
- Andrena flandersi
- Andrena flavipes -- Apis sordida_homonym Gmelin, 1790, Melitta fulvicrus Kirby, 1802, Melitta contigua Kirby, 1802, Andrena quadricincta Brullé, 1832, Andrena tricincta Brullé, 1832, Andrena fasciata_homonym Imhoff, 1832, Andrena puber Erichson, 1835, Andrena mactae Lepeletier, 1841, Andrena fulvicrus_homonym Dufour, 1841, Andrena cinerascens_homonym Eversmann, 1852, Andrena capitalis Smith, 1853, Andrena interrupta_homonym Schenck, 1869, Andrena problematica Pérez, 1903, Andrena levilabris Cameron, 1908, Andrena punjaubensis Cameron, 1909, Andrena interruptula Viereck, 1916, Andrena quadricinctula Viereck, 1916, Andrena kraussei Strand, 1921, Andrena kengracensis Cockerell, 1930, Andrena flavipes alexandrina Warncke, 1966, Andrena flavipes ibizensis Warncke, 1984
- Andrena flavitarsis
- Andrena flavobila -- Andrena flavobila albicilla Warncke, 1975
- Andrena flavofacies
- Andrena flavolateralis
- Andrena flexa
- Andrena flocculosa
- Andrena florea -- Andrena austriaca Panzer, 1798, Andrena rubricata Smith, 1847, Andrena globulilabris Pérez, 1895, Andrena florea var obscura_homonym Friese, 1914, Andrena florea var rubra Friese, 1914, Andrena florea f haslauica Strand, 1921, Andrena florea anhinga Warncke, 1975, Andrena florea corsica Warncke, 1975
- Andrena florentina -- Andrena florentina subflorina Warncke, 1967
- Andrena floricola -- Andrena punctulata Schenck, 1853, Andrena ochropyga Alfken, 1916
- Andrena floridula
- Andrena florivaga -- Andrena molhusina Blüthgen, 1914
- Andrena forbesii -- Trachandrena indotata Viereck, 1904, Andrena (Trachandrena) lincolni Viereck and Cockerell, 1914, Andrena (Trachandrena) rodecki Cockerell, 1929, Andrena (Trachandrena) pyracanthae Mitchell, 1960
- Andrena formosana
- Andrena forsterella
- Andrena foveolata
- Andrena foveopunctata
- Andrena foxii
- Andrena fracta
- Andrena fragilis -- Andrena laticeps_homonym Provancher, 1888, Anthrena provancheri Dalla Torre, 1896
- Andrena fratercula
- Andrena freygessneri
- Andrena fria
- Andrena frigida -- Andrena hirticeps_homonym Smith, 1853, Andrena moesta Smith, 1879, Cilissa albihirta Ashmead, 1890, Andrena cockerelli Graenicher, 1903, Andrena bebbiana Viereck and Cockerell, 1914, Andrena (Andrena) bella Viereck, 1924, Andrena (Andrena) diversicolor Viereck, 1924, Andrena (Andrena) pallida Viereck, 1924, Andrena (Andrena) varia_homonym Viereck, 1924, Andrena (Andrena) nodosa Viereck, 1924, Andrena (Andrena) stenosoma Viereck, 1925, Andrena subarctica Cockerell, 1936, Andrena rhodotricha Linsley, 1939, Andrena (Andrena) hirtignatha Linsley, 1951, Andrena (Andrena) variantia Linsley, 1951
- Andrena fucata -- Andrena clypearis Nylander, 1852, Andrena (Biareolina) norvegica Strand, 1910
- Andrena fukaii
- Andrena fukuokensis
- Andrena fulgida
- Andrena fulica -- Andrena astrella fulica Warncke, 1974
- Andrena fuliginata
- Andrena fuligula
- Andrena fulminea
- Andrena fulminoides
- Andrena fulva -- Apis fulva Müller, 1766, Apis armata Gmelin, 1790, Apis vulpina Christ, 1791, Apis vestita Fabricius, 1793, Andrena fulva romanensis Warncke, 1980
- Andrena fulvago -- Apis fulvago Christ, 1791, Andrena contrictus Smith, 1849
- Andrena fulvata
- Andrena fulvicrista
- Andrena fulvida -- Andrena fasciatella Schenck, 1853, Andrena jasnitzkii Cockerell, 1929
- Andrena fulvipennis
- Andrena fulvitarsis -- Campylogaster (Andrena) subglobosus Dours, 1873, Andrena carinula Pérez, 1895
- Andrena fumida
- Andrena fumosa
- Andrena funerea
- Andrena furva
- Andrena fuscicauda -- Trachandrena fuscicauda Viereck, 1904, Andrena (Trachandrena) californica Timberlake, 1951, Andrena (Trachandrena) californica wickhami Timberlake, 1951
| - Andrena fuscicollis
- Andrena fuscipes -- Melitta fuscipes Kirby, 1802, Melitta pubescens_homonym Kirby, 1802, Andrena cincta_homonym Nylander, 1852, Andrena germanica Verhoeff, 1890
- Andrena fuscocalcarata -- Andrena pannonica Friese, 1922
- Andrena fuscosa -- Andrena rutila Spinola, 1838, Andrena ephippium Spinola, 1838, Andrena xanthoscelis Brullé, 1832, Andrena dorsalis_homonym Lepeletier, 1841, Andrena lepeletieri Lucas, 1849, Andrena ruficornis Smith, 1853, Andrena atrocoerulea Giraud, 1863, Andrena dagestanica Radoszkowski, 1867, Andrena turcestanica Morawitz, 1876, Andrena dilecta Mocsáry, 1879, Andrena lepeletieri var aschabadensis_homonym Radoszkowski, 1893, Andrena jucunda Pérez, 1895, Andrena ephippium var cleopatra Friese, 1899, Melanapis violaceipennis_homonym Cameron, 1902, Melanapis rufifrons Nurse, 1904, Andrena cyprica Cockerell, 1910, Andrena ephippium var flavipennis Friese, 1914, Andrena ephippium var pallipes Friese, 1914, Andrena ephippium var rufocincta_homonym Friese, 1914, Andrena ephippium var rubriventris Friese, 1922, Andrena dorsatula Viereck, 1918, Andrena rutila ab carnea Lebedev, 1933, Andrena rutila ab zonaria Lebedev, 1933, Andrena ankarae Alfken, 1935, Andrena (Melanapis) rutila mauritanica Patiny, 1997, Andrena (Melanapis) canariensis Patiny, 1997
- Andrena galbula
- Andrena gallica -- Andrena gallica alpicola Bischoff, 1922, Andrena gallica fulvitegularis Bischoff, 1922, Andrena gallica taurica Bischoff, 1922, Andrena gallica iberica Bischoff, 1922
- Andrena gallinula
- Andrena gamskrucki -- Andrena gamskrucki ebernea Warncke, 1975, Andrena gamskrucki impasta Warncke, 1975, Andrena (Lepidandrena) gamskrucki Warncke, 1965
- Andrena gangcana
- Andrena gardineri -- Andrena ashmeadi Viereck and Cockerell, 1914, Andrena (Opandrena) lamellicauda Cockerell, 1925, Andrena campbelli Cockerell, 1933
- Andrena garrula -- Andrena garrula lomvia Warncke, 1969
- Andrena garzetta
- Andrena gasparella
- Andrena gazella -- Andrena gazella flammea Warncke, 1975
- Andrena gelriae -- Andrena podolica Noskiewicz, 1930, Andrena gelriae karelica Niemelä, 1949, Andrena gelriae karelica f fuscata_homonym Niemelä, 1949, Andrena gelriae gredana Warncke, 1975, Andrena gelriae vocifera Warncke, 1975
- Andrena genalis
- Andrena geranii -- Andrena campanulae Viereck and Cockerell, 1914
- Andrena gibberis
- Andrena gigantimurus
- Andrena gilva
- Andrena glabriventris
- Andrena glandaria
- Andrena glareola
- Andrena glidia
- Andrena gloriosa
- Andrena gnaphalii -- Diandrena gnaphalii Cockerell, 1938
- Andrena gobi
- Andrena gordia
- Andrena gordoni
- Andrena gorkhana
- Andrena govinda -- Andrena govinda eremitica Warncke, 1974
- Andrena gracillima
- Andrena graecella
- Andrena grandilabris
- Andrena granulitergorum
- Andrena granulosa -- Andrena coarctata_homonym Pérez, 1902, Andrena reclamata Schulz, 1906, Andrena enslini Alfken, 1921
- Andrena gravida -- Andrena extricatus Smith, 1849, Andrena fasciata_homonym Nylander, 1852, Andrena picicrus Schenck, 1853, Andrena (Zonandrena) gravida rubidopilosa Osytshnjuk, 1994
- Andrena gregaria
- Andrena grindeliae
- Andrena griseigena
- Andrena griseobalteata -- Andrena gravida_homonym Dours, 1872, Anthrena meridionalis Dalla Torre and Friese, 1895, Andrena commutata Schulz, 1906, Andrena emesiana Pérez, 1911["1910"]
- Andrena griseohirta
- Andrena grossella
- Andrena grozdanici
- Andrena guichardi
- Andrena gunaca
- Andrena gusenleitneri
- Andrena gussakovskii
- Andrena guttata
- Andrena haemorrhoa -- Apis haemorrhoa Fabricius, 1781, Apis convexa Schrank, 1781, Apis nebulosa Gmelin, 1790, Apis haemorrhousa Gmelin, 1790, Apis haemorrhoidalis_homonym Christ, 1791, Apis salicis Verhoeff, 1890, Andrena (Trachandrena) haemorrhoa japonibia Hirashima, 1957
- Andrena halictoides
- Andrena hallii -- Andrena heterura Cockerell, 1930
- Andrena hamulata
- Andrena hanedai
- Andrena hastulata
- Andrena hattorfiana -- Nomada hattorfiana Fabricius, 1775, Apis splendida Müller, 1776, Apis marginata_homonym Müller, 1776, Andrena rubida Olivier, 1789, Apis fuscicornis Gmelin, 1790, Apis plumosa Christ, 1791, Andrena equestris Panzer, 1797, Apis florum Cuvier, 1798, Melitta lathamana Kirby, 1802, Andrena quadripunctata Fabricius, 1804, Andrena clypeata Illiger, 1806, Andrena labialis_homonym Gravenhorst, 1807, Andrena dimidiata Brullé, 1832, Andrena elongata Imhoff, 1834, Andrena gravida_homonym Eversmann, 1852, Andrena clypeata_homonym Schenck, 1853, Andrena fischeri Verhoeff, 1890, Andrena hattorfiana var rufa Torka, 1913, Andrena hattorfiana var punctulata_homonym Torka, 1913, Andrena hattorfiana var marginata_homonym Torka, 1913, Andrena haemorrhoidula Viereck, 1916, Andrena hattorfiana ab deandrenalis Strand, 1922
- Andrena haynesi
- Andrena hebes -- Andrena praecociformis Cockerell, 1911
- Andrena hedikae -- Andrena hedikae inexpectata Warncke, 1975
- Andrena hedini
- Andrena heinrichi
- Andrena heinzi
- Andrena helenica
- Andrena helianthi -- Andrena nitidior Cockerell, 1900, Andrena graenicheri Cockerell, 1902, Andrena lincolnella Viereck and Cockerell, 1914
- Andrena helianthiformis
- Andrena helouanensis
- Andrena helvola -- Apis helvola Linnaeus, 1758, Melitta subdentata Kirby, 1802, Andrena helvola concolor_homonym Blüthgen, 1919
- Andrena hemileuca -- Andrena asmi Viereck, 1904, Andrena lumniorum Viereck, 1916
- Andrena henotica
- Andrena hera
- Andrena heraclei
- Andrena hermosa
- Andrena hesperia -- Andrena opacicollis Morawitz, 1886, Andrena marcescens Pérez, 1895, Andrena freya Strand, 1915, Andrena asunica Strand, 1921
- Andrena heteropoda
- Andrena hibernica -- Andrena hibernica caucasica Warncke, 1975
- Andrena hicksi -- Andrena unicula Cockerell, 1934
- Andrena hieroglyphica -- Andrena temporalis Morawitz, 1876
- Andrena hikosana
- Andrena hilaris
- Andrena hillana
- Andrena himalayaensis
- Andrena himalayana
- Andrena hippotes -- Andrena (Trachandrena) perforatella Cockerell, 1906, Andrena (Trachandrena) arenakensis Mitchell, 1960
- Andrena hirashimai
- Andrena hirsutula
- Andrena hirticincta -- Andrena fimbriata_homonym Smith 1853, Anthrena americana Dalla Torre, 1896
- Andrena hirticornis
- Andrena hispania
- Andrena hoffmanni
- Andrena hondoica
- Andrena hondurasica
- Andrena hova
- Andrena humabilis
- Andrena humilis -- Andrena fulvescens Smith, 1847, Andrena cinerascens_homonym Nylander, 1848, Andrena scabrosa Morawitz, 1866, Andrena nasalis Thomson, 1870, Andrena nudigastra Alfken, 1914, Andrena humilis ardeola Warncke, 1975, Andrena humilis cucullata Warncke, 1975, Andrena humilis hiaticola Warncke, 1975, Andrena humilis indigena Warncke, 1975
- Andrena humlaensis
- Andrena hunanensis
- Andrena hungarica -- Andrena hungarica macroura Warncke, 1975, Andrena (Zonandrena) hungarica khursiensis Osytshnjuk, 1994
- Andrena hurdi
- Andrena hyacinthina
- Andrena hybrida -- Andrena hybrida tauriensis Warncke, 1975, Andrena hybrida uralskia Warncke, 1975
- Andrena hyemala -- Andrena hyemala repressa Warncke, 1975, Andrena (Graecandrena) hyemala kushkia Osytshnjuk, 1994
- Andrena hypoleuca
- Andrena hypopolia -- Andrena consobrina_homonym Schenck, 1861, Andrena inconspicua Morawitz, 1871, Andrena interrogationis Dalla Torre, 1884, Andrena setosa Pérez, 1903
- Andrena hystrix -- Andrena opaciventris_homonym Friese, 1921, Andrena hystrix var lateritia B
- Andrena icterina
- Andrena ignota
- Andrena iliaca
- Andrena ilicis
- Andrena illini
- Andrena illinoiensis -- Andrena salicinella Cockerell, 1895, Andrena placitae Cockerell, 1903, Andrena vegana Viereck and Cockerell, 1914
- Andrena illustris
- Andrena illyrica -- Andrena opaciventris_homonym Friese, 1921, Andrena hystrix var lateritia Benoist, 1961, Andrena hystrix rufilata Warncke, 1975
- Andrena imitatrix -- Andrena claytoniae Robertson, 1891, Trachandrena albofoveata Graenicher, 1903, Andrena johnsoniana Cockerell, 1906, Andrena (Trachandrena) craetaegiphila Viereck and Cockerell, 1914, Andrena (Trachandrena) titusi Viereck and Cockerell, 1914, Andrena (Scrapter) imitatrix var profunda Viereck, 1917, Andrena (Trachandrena) tardula Cockerell, 1930
- Andrena immaculata
- Andrena impolita
- Andrena impuncta
- Andrena impunctata -- Andrena contusa Pérez, 1895, Andrena paula Noskiewicz, 1939
- Andrena incanescens
- Andrena incisa -- Andrena gracilis Eversmann, 1852
- Andrena inclinata
- Andrena incognita
- Andrena inconstans
- Andrena inculta
- Andrena induta -- Andrena brunneipennis Bingham, 1908
- Andrena infirma
- Andrena initialis
- Andrena innesi -- Andrena mastrucata Gribodo, 1894, Andrena sefrensis Pérez, 1895, Melittoides tunensis Friese, 1921, Melittoides vulpinus_homonym Friese, 1921, Andrena aemula Alfken, 1926, in part, Andrena confalonieri Guiglia, 1929, Andrena innesi undata Warncke, 1969, Andrena innesi tantana Warncke, 1980
- Andrena insignis
- Andrena integra -- Andrena lineata Provancher, 1888, Andrena lucifera Cockerell, 1932
- Andrena intermedia
- Andrena iranella -- Andrena (Lepidandrena) iranella Popov, 1940
- Andrena irrasus
- Andrena isabellina
- Andrena ishiharai
- Andrena ishii
- Andrena ishikawai
- Andrena isis -- Andrena nigriventris_homonym Saunders, 1908, Andrena saundersi Viereck, 1912, Andrena panousei Benoist, 1950, Andrena isis canaria Warncke, 1968
- Andrena isocomae
- Andrena ispida
- Andrena jakowlewi
- Andrena jalalabadensis
- Andrena janthina
- Andrena japonica -- Nomia japonica Smith, 1873, Andrena mitsukurii Cockerell, 1913
- Andrena jazleya
- Andrena jeholensis
- Andrena jennei
- Andrena jessicae
- Andrena jugorum
- Andrena kaguya
- Andrena kaibabensis
- Andrena kalmiae
- Andrena kamarti
- Andrena kamikochiana
- Andrena kamtschatkaensis
- Andrena kansuensis
- Andrena kathmanduensis
- Andrena kerriae
- Andrena khabarovi
- Andrena khankensis
- Andrena khasania
- Andrena khosrovi
- Andrena kilikiae
- Andrena kintschouensis
- Andrena kirgisica
- Andrena kishidai -- Andrena (Chlorandrena) kishidai Yasumatsu, 1935, Andrena zonativentris Alfken, 1936, Andrena (Cnemidandrena) chagyabensis Wu, 1982
- Andrena knuthi
- Andrena knuthiana
- Andrena knuthiformis -- Andrena (Chrysandrena) knuthiformis Hirashima, 1952
- Andrena komachi
- Andrena komarowii
- Andrena kondarensis
- Andrena konyella
- Andrena kopetica -- Andrena (Micrandrena) kopetica Osytshnjuk, 1993
- Andrena korbella
- Andrena koreana -- Andrena (Gymnandrena) koreana Hirashima, 1952
- Andrena korleviciana
- Andrena kornosica
- Andrena korovini
- Andrena kotenkoi
- Andrena krausiella
- Andrena kraussi
- Andrena kriechbaumeri -- Andrena punctatissima_homonym Kriechbaumer, 1873
- Andrena krigiana -- Andrena (Ptilandrena) parakrigiana Mitchell, 1960
- Andrena kristina
- Andrena kryzhanovskii
- Andrena kudiana
- Andrena kumbhuensis
- Andrena kurda
- Andrena labergei
- Andrena labergeiella
- Andrena labialis -- Melitta labialis Kirby, 1802, Andrena succincta Imhoff, 1834, Andrena separata Smith, 1847, Andrena albipes Schenck, 1853, Andrena fulvipes Schenck, 1853, Andrena lutescens Schenck, 1853, Andrena trachyderma Dours, 1872, Andrena nigrostincta Dours, 1872, Andrena succinctula Viereck, 1916, Andrena labialis megala Warncke, 1975, Andrena labialis stenura Warncke, 1975
- Andrena labiata -- Apis fusciventris Gmelin, 1790, Apis maculosa Gmelin, 1790, Apis albilabris Panzer, 1798, Andrena divisa Imhoff, 1834, Andrena ferruginata Schenck, 1853, Andrena regina Friese, 1921, Andrena labiata bellina Warncke, 1967, Andrena cingulata auct, not Fabricius
- Andrena labiatula
- Andrena laevis
- Andrena laeviventris
- Andrena laghmana
- Andrena lagopus -- Biareolina neglecta Dours, 1873, Biareolina perezella Dours, 1873, Andrena liburnica Friese, 1887
- Andrena lamelliterga
- Andrena lamiana -- Andrena tenuicula lamiana Warncke, 1965
- Andrena laminibucca
- Andrena langadensis -- Andrena langadensis clanga Warncke, 1965, Andrena langadensis albipila Warncke, 1967, Andrena langadensis oblonga Warncke, 1967
- Andrena lanhami
- Andrena lapponica -- Andrena alpina Zetterstedt, 1838, Andrena shirozui Hirashima, 1962, Andrena (Andrena) lapponica sumizome Tadauchi, Hirashima, and Matsumura, 1987
- Andrena lateralis -- Andrena arenaria Morawitz, 1876, Andrena octomaculata Pérez, 1887, Andrena sexmaculata Friese, 1923, Andrena concava Lebedev, 1932
- Andrena lathyri
- Andrena laticalcar
- Andrena laticeps
- Andrena latifrons
- Andrena latigena
- Andrena latinensis
- Andrena lativentris
- Andrena lauracea
- Andrena laurivora
- Andrena lauta
- Andrena lawrencei -- Andrena (Iomelissa) extensa Viereck, 1924
- Andrena layiae
- Andrena lazoiana
- Andrena leaena
- Andrena ledermanni
- Andrena legata
- Andrena lehmanni
- Andrena lepida -- Andrena separanda Schmiedeknecht, 1884, Andrena ardens Pérez, 1895, Andrena lepida eleonorae Warncke, 1967
- Andrena lepidii
- Andrena leptopyga -- Andrena maroccana Benoist, 1950
- Andrena lepurana
- Andrena leucocyanea
- Andrena leucofimbriata
- Andrena leucolippa
- Andrena leucomelaena
- Andrena leucomystax
- Andrena leucophaea -- Andrena derivata Pérez, 1895
- Andrena leucopsis -- Andrena leucopsis finschii Warncke, 1975
- Andrena leucorhina -- Andrena ravicollis Morawitz, 1876
- Andrena leucura
- Andrena levigata
- Andrena levipes
- Andrena lewisorum
- Andrena lijiangensis
- Andrena lillooetensis
- Andrena limassolica
- Andrena limata -- Andrena lucida_homonym Lepeletier, 1841, Andrena pectoralis Schmiedeknecht, 1883, Andrena batesiae Cockerell, 1910, Andrena bateiae Cockerell, 1914, Andrena nitida var algeriensis Alfken, 1914, Andrena thoracica var secunda Friese, 1922, Andrena nitida var aestivalis Friese, 1922, Andrena pecotralis var alemannia Alfken, 1927, Andrena nitida var hispanica_homonym Alfken, 1927, Andrena nitida var hispaniola Warncke, 1967, Andrena limata mixtura Warncke, 1967
- Andrena limatula
- Andrena limbata -- Andrena squamea Giraud, 1863, Andrena limbata dusmeti Warncke, 1967
- Andrena limonii
- Andrena lindbergella
- Andrena lineolata
- Andrena linsleyana
- Andrena linsleyi -- Andrena enceliarum Cockerell, 1937
- Andrena livens -- Andrena livens algeria Warncke, 1967, Andrena livens gruenwaldti Warncke, 1967
- Andrena livida
- Andrena lomatii
- Andrena longibarbis -- Andrena trizona Pérez, 1895
- Andrena longiceps
- Andrena longifovea
- Andrena longitibialis -- Andrena (Andrena) kyusani Kim and Kim, 1989
- Andrena lonicera
- Andrena lonicerae
- Andrena lucidicollis
- Andrena lucidula
- Andrena lunata
- Andrena lupinorum -- Andrena vicina argentiniae Cockerell, 1906, Andrena rufojugata Cockerell, 1931, Andrena lupinorum helenae Cockerell, 1934
- Andrena luridiloma -- Andrena stellaria Hirashima, 1964
- Andrena luscinia
- Andrena lutea
- Andrena luteihirta
- Andrena mackieae
- Andrena macoupinensis -- Andrena carrikeri Viereck and Cockerell, 1914
- Andrena macra
- Andrena macrocephala -- Andrena peratra Cockerell, 1916, Andrena macrocephala tetleyi Linsley, 1938
- Andrena macroceps -- Melitta macroceps Matsumura, 1912
- Andrena macroptera
- Andrena macswaini
- Andrena maculipes
- Andrena maderensis -- Andrena portosanctana Cockerell, 1922, Andrena maderensis notata Warncke, 1968
- Andrena maetai
- Andrena magna
- Andrena magnipunctata
- Andrena magunta
- Andrena maidaqi
- Andrena majalis
- Andrena malacothricidis
- Andrena mali
- Andrena malickyi -- Andrena (Oreomelissa) nigra_homonym Wu, 1982, Andrena (Oreomelissa) nigricula_homonym Wu, 2000
- Andrena mandibularis
- Andrena mangkamensis
- Andrena manifesta -- Panurgus manifestus Fox, 1894
- Andrena mara
- Andrena marginata
- Andrena mariae -- Andrena sphecodina Cockerell and Casad, 1896, Andrena mariae var concolor Robertson, 189846, Andrena (Trachandrena) submariae Viereck and Cockerell, 1914, Andrena (Trachandrena) martialis Viereck and Cockerell, 1914, Andrena (Trachandrena) sphecodiniformis Viereck and Cockerell, 1914, Andrena (Trachandrena) profundiformis Viereck and Cockerell, 1914, Andrena (Trachandrena) stricklandi Cockerell, 1936
- Andrena mariana
- Andrena mariposorum
- Andrena marmora
- Andrena marsae
- Andrena maukensis
- Andrena maximiliani
- Andrena medeninensis
- Andrena media -- Cilissa media Radoszkowski, 1891, Andrena amurensis Friese, 1922_homonym, Andrena amurica Engel, 2005
- Andrena mediocalens
- Andrena medionitens -- Andrena pacta Viereck, 1903["1902"], Andrena phocata Cockerell, 1910, Andrena agricolarum Viereck and Cockerell, 1914, Andrena (Andrena) mellitarsis Viereck, 1917
- Andrena mediovittata
- Andrena melacana
- Andrena melaleuca
- Andrena melanochroa -- Micrandrena pacifica Ashmead, 1899, Andrena fragariana Graenicher, 1904, Andrena (Micrandrena) vagans Cockerell, 1932
- Andrena melanospila -- Andrena speculella Cockerell, 1931
- Andrena melanota
- Andrena melba
- Andrena melittoides
- Andrena mellea
- Andrena melliventris
- Andrena mendica
- Andrena mentzeliae
- Andrena mephistophelica
- Andrena merimna
- Andrena meripes
- Andrena merriami -- Andrena pullmani Viereck, 1904, Andrena amplificata Cockerell, 1910, Andrena fulvinigra Viereck and Cockerell, 1914
- Andrena merula
- Andrena mesillae
- Andrena mesoleuca
- Andrena metallescens
- Andrena metasequoiae
- Andrena metuoensis
- Andrena mexicana
- Andrena micheneri
- Andrena micheneriana
- Andrena micheneriella -- Andrena (Callandrena) humeralis_homonym LaBerge, 1967
- Andrena microcardia
- Andrena microchlora -- Andrena microchlora var subalia Cockerell, 1936
- Andrena microthorax
- Andrena miegiella -- Andrena locajoni De Stefani, 1889, Andrena tingitana Pérez, 1895
- Andrena mikado
- Andrena mikhaili
- Andrena milwaukeensis -- Andrena hitei Cockerell, 1907, Andrena jacobaea Cockerell, 1915
- Andrena mimbresensis
- Andrena mimetes
- Andrena minapalumboi
- Andrena miniata
- Andrena minima
- Andrena minor -- Cilissa minor Radoszkowski, 1891
- Andrena minutissima
- Andrena minutula -- Melitta minutula Kirby, 1802
- Andrena minutuloides
- Andrena miranda -- Andrena grandior Cockerell, 1897, Andrena multiplicata Cockerell, 1902, Andrena multiplicatiformis Viereck, 1907
- Andrena mirzojani
- Andrena misella
- Andrena miserabilis -- Andrena clypeata_homonym Smith, 1853, Andrena bipunctata Cresson, 1872, Andrena flavoclypeata Smith, 1879, Andrena scutellaris_homonym Robertson, 1893, Anthrena clypeolata Dalla Torre, 1896, Anthrena scutellata Dalla Torre, 1896, Andrena pennsylvanicola Viereck, 1907, Andrena pronitens Cockerell, 1930, Andrena (Leucandrena) picta Mitchell, 1960, Andrena (Leucandrena) seavillensis Mitchell, 1960
- Andrena mistrensis
- Andrena mitakensis
- Andrena mitis
- Andrena miyamotoi
- Andrena mocsaryi
- Andrena modesta
- Andrena mohavensis
- Andrena mojavensis
- Andrena mollissima
- Andrena monacha
- Andrena mongolica
- Andrena monilia
- Andrena monilicornis -- Andrena electrica Casad and Cockerell, 1896
- Andrena monoensis
- Andrena monogonoparia
- Andrena montana
- Andrena montanula
- Andrena montarca
- Andrena monticola
- Andrena montrosensis
- Andrena moquiorum
- Andrena mordax
- Andrena moricei
- Andrena morinella
- Andrena morio -- Andrena lugubris_homonym Erichson, 1841, Andrena holomelana Lepeletier, 1841, Andrena collaris Lepeletier, 1841, Andrena violaceipennis Dufour, 1841, Andrena rhodia Kriechbaumer, 1873, Andrena occipitalis_homonym Pérez, 1895, Andrena asterbadiae Strand, 1921, Andrena ephippium var scopipes Friese, 1923, Andrena ephippium var albicollis Friese, 1923, Andrena morio var scopipes Friese, 1923, Andrena morio athalassae Pittioni, 1950
- Andrena morosa
- Andrena morrisonella
- Andrena mucida
- Andrena mucorea
- Andrena mucronata
- Andrena munakatai
- Andrena murana
- Andrena murietae
- Andrena murreensis
- Andrena muscaria
- Andrena musica
- Andrena mutini
- Andrena n.sp. 12
- Andrena n.sp. 7
- Andrena najadana
- Andrena nana -- Melitta nana Kirby, 1802
- Andrena nanaeformis
- Andrena nanshanica
- Andrena nantouensis
- Andrena nanula -- Andrena kychtakensis Cockerell, 1929
- Andrena nasica
- Andrena nasipolita
- Andrena nasonii -- Andrena vestita_homonym Provancher, 1888, Andrena hartfordensis Cockerell, 1902, Andrena (Andrena) nasonii var fulvodorsata Viereck, 1917
- Andrena nasuta
- Andrena nativa
- Andrena nawai
- Andrena nebularia
- Andrena neffi
- Andrena negevana
- Andrena nemophilae
- Andrena neocypriaca
- Andrena neomexicana
- Andrena neonana
- Andrena neovirida
- Andrena nesterovi
- Andrena nesteroviella
- Andrena nevadae
- Andrena nevadensis -- Andrena (Parandrena) garretti Viereck, 1924, Andrena (Parandrena) triangularis Viereck, 1924
- Andrena nida
- Andrena nigerrima -- Andrena purpurina Viereck and Cockerell, 1914
- Andrena nigra -- Andrena griseonigra Cockerell, 1905, Andrena subtristis Cockerell, 1905
- Andrena nigrae -- Andrena illinoensis var bicolor_homonym Robertson, 1898, Andrena salicinellina Viereck and Cockerell, 1914, Andrena (Andrena) abacta Viereck, 1917
- Andrena nigriceps -- Melitta nigriceps Kirby, 1802, Melitta lanifrons Kirby, 1802, Andrena jagnobensis Morawitz, 1894, Andrena nigriceps var hispanica Friese, 1922, Andrena nigriceps pamirensis Alfken, 1931, Andrena marchica Alfken, 1939, Andrena nigriceps comata Warncke, 1974
- Andrena nigricula
- Andrena nigrihirta -- Cilissa nigrihirta Ashmead, 1890, Andrena longihirtiscopa Viereck, 1904, Andrena decussata Viereck, 1904, Andrena decussatula Viereck, 1904, Andrena synthiridis Cockerell, 1906, Andrena novaeangliae Viereck, 1907, Andrena nivaloides Graenicher, 1911, Andrena discolor Viereck, 1916, Andrena (Andrena) tumida Viereck, 1922, Andrena (Andrena) vancouverensis Viereck, 1924, Andrena (Andrena) nigrovaria Viereck, 1924, Andrena (Andrena) marina Viereck, 1926, Andrena ripariella Cockerell, 1936, Andrena (Thysandrena) crenata Mitchell, 1960
- Andrena nigripes
- Andrena nigritula -- Andrena nigrita_homony Morawitz, 1876, Andrena nigritula_homonym Friese, 1914, Andrena nigricans Friese, 1922
- Andrena nigroaenea -- Apis obscura_homonym Müller, 1776, Melitta nigroaenea Kirby, 1802, Andrena splendens Imhoff, 1832, Andrena bipartita_homonym Lepeletier, 1841, Andrena aprilina Smith, 1848, Andrena nigrosericea Dours, 1872, Andrena serotina De Stefani, 1889, Andrena lepeletieri_homonym Dalla Torre, 1896, Andrena nigroaenea var tergestensis Graeffe, 1902, Andrena canadiae Strand, 1915, Andrena nigroaenea var fasciculata Friese, 1922, Andrena melandura Cockerell, 1922, Andrena aemula Alfken, 1926, in part, Andrena amedei Benoist, 1969, Andrena nigroaenea sarnia Richards, 1979, Andrena nigroaenea corsica Tkalců, 1984
- Andrena nigrocaerulea -- Andrena seattlensis Viereck, 1904, Andrena epileuca Cockerell, 1924, Andrena lustrans Cockerell, 1924
- Andrena nigroclypeata
- Andrena nigrocyanea
- Andrena nigroolivacea -- Andrena fastidita Pérez, 1895, Andrena giraudii Dours, 1873
- Andrena nigroviridula -- Andrena smaragdina_homonym Schmiedeknecht, 1900, Andrena smaragdula Viereck, 1918, Andrena gemmea Hedicke, 1933, Andrena cupreoviridis Benoist, 1950
- Andrena nilotica
- Andrena nippon
- Andrena nisoria
- Andrena nitida -- Andrena pubescens Olivier, 1789, Apis nigriventris Gmelin, 1790, Andrena velutina Lepeletier, 1841, Andrena consimilis Smith, 1847, Andrena nitens Schenck, 1869, Andrena pectoraloides Verhoeff, 1890, Andrena denticornis Verhoeff, 1890, Andrena nitida f baltica Alfken, 1913, Andrena pubescens omissa Valkeila, 1954
- Andrena nitidicollis
- Andrena nitidilabris
- Andrena nitidiuscula
- Andrena nitidula -- Andrena nitidella Viereck, 1916
- Andrena nivalis -- Andrena errans Smith, 1879, Andrena convexa_homonym Provancher, 1888, Andrena semirufa Cockerell, 1900, Andrena pluvialis Cockerell, 1901, Andrena solidula Viereck, 1904, Andrena compactiscopa Viereck, 1904, Andrena junonia Viereck, 1904, Andrena argentiniae var trichomelaena Cockerell, 1913, Andrena idahorum Viereck, 1916, Andrena spaldingi Cockerell, 1934
- Andrena niveata -- Andrena niveata bubulca Warncke, 1975, Andrena niveata lecana Warncke, 1975[1973], Andrena niveata haloga Warncke, 1980
- Andrena niveimonticola
- Andrena niveobarbata
- Andrena nobilis -- Andrena paliuri Morawitz, 1877
- Andrena nothocalaidis -- Diandrena nothocalaidis Cockerell, 1905
- Andrena nothoscordi
- Andrena notophila -- Andrena notophila leonis Cockerell, 1943, Andrena boswendica moshiana Cockerell, 1934, Andrena boswendica naivashana Cockerell, 1934, Andrena boswendica niokana Cockerell, 1934
- Andrena nova
- Andrena nubecula -- Andrena nubecula tristicornis Cockerell, 1931
- Andrena nubica
- Andrena nucleola
- Andrena nuda -- Andrena (Trachandrena) davisiana Viereck and Cockerell, 1914, Andrena (Trachandrena) pseudobscura Mitchell, 1960
- Andrena nudigastroides -- Andrena (Hoplandrena) pruniphora Hirashima, 1964, Andrena (Hoplandrena) bimaculata_homonym Xu, 1994
- Andrena numida -- Andrena rubiginosa Dours, 1873, Andrena cilissaeformis Pérez, 1895, Andrena propinqua var syracusae Strand, 1921, Andrena numida albiscopa Warncke, 1967
- Andrena nupta
- Andrena nuptialis
- Andrena nycthemera -- Andrena nycthemera var tergestensis_homonymI5219 Alfken, 1904
- Andrena oblita
- Andrena obscuripennis
- Andrena obscuripostica -- Andrena ceanothina Cockerell, 1936
- Andrena ochropa
- Andrena oedicnema
- Andrena oenas
- Andrena oenotherae -- Andrena oenotherae Bohart, 1937, nomen nudum, Andrena (Onagrandrena) convallaria convallaria Linsley and MacSwain, 1963, Andrena (Onagrandrena) convallaria subhyalina Linsley and MacSwain, 1963, Andrena (Onagrandrena) oraria oraria Linsley and MacSwain, 1963, Andrena (Onagrandrena) oraria actitis Linsley and MacSwain, 1963
- Andrena ofella
- Andrena okabei -- Andrena (Gymnandrena) okabei sapporensis Hirashima, 1957
- Andrena okinawana
- Andrena olivacea
- Andrena olympica
- Andrena omninigra -- Andrena grundeli Linsley, 1938, Andrena (Onagrandrena) omninigra clarkiae Linsley and MacSwain, 1961
- Andrena omogensis
- Andrena oniscicolor -- Pterandrena oniscicolor Viereck, 1904
- Andrena opacifovea
- Andrena opercula
- Andrena optanda
- Andrena oralis -- Andrena sogdiana Morawitz, 1876, Andrena sisymbrii Friese, 1887
- Andrena orana
- Andrena orbitalis -- Andrena circinata Dours, 1873, Andrena bispinosa Pérez, 1895, Andrena orbitalis tangana Warncke, 1967
- Andrena orchidea
- Andrena orientaliella
- Andrena orientana -- Andrena taraxaci orientana Warncke, 1965
- Andrena orizabibia
- Andrena ornata
- Andrena orthocarpi
- Andrena osmioides -- Andrena (Scoliandrena) osmioides benitonis Lanham, 1949
- Andrena osychniukae -- Andrena osychniuki Osytshnjuk, 1977, Andrena abbreviata osychniukae Osytshnjuk, 1977, emend
- Andrena osytschnjukae
- Andrena oulskii -- Andrena formosa Morawitz, 1877, Andrena maacki Alfken, 1935, Andrena oulskii roseotincta Warncke, 1975
- Andrena ounifa
- Andrena ovatula -- Melitta ovatula Kirby, 1802, Melitta afzeliella Kirby, 1802, Melitta fuscata Kirby, 1802, Melitta picipes Kirby, 1802, Melitta barbata Kirby, 1802, Andrena hirticeps Eversmann, 1852, Andrena interrupta Eversmann, 1852, Andrena octostrigata Schenck, 1853, Andrena gibba Schenck, 1853, Andrena ovata Schenck, 1853, Andrena plantaris Schenck, 1853, Andrena canescens Schenck, 1853, Andrena albofimbriata Schenck, 1853, Andrena distincta_homonym Schenck, 1861, Andrena albofasciata Thomson, 1870, Andrena poupillieri Dours, 1872 Andrena meliloti Verhoeff, 1890, Andrena afzeliella var heliopolis Friese, 1914, Andrena pseudovatula Alfken, 1926, Andrena lecerfi Benoist, 1961, Andrena poupillieri incana Warncke, 1975, Andrena (Taeniandrena) ovatula transcaspiensis Osytshnjuk, 1994
- Andrena oviventris
- Andrena pachucensis
- Andrena padoucorum
- Andrena paganettina
- Andrena pagophila
- Andrena pallidicincta -- Andrena paganettii_homonym1 Strand, 1921
- Andrena pallidifovea -- Pterandrena pallidifovea Viereck, 1904, Andrena (Pterandrena) plumifera Cockerell, 1916, Andrena (Ptilandrena) pediculihirta (Viereck, 1917), Andrena (Stenandrena) essigi Timberlake, 1951, Andrena (Stenandrena) vexabilis Timberlake, 1951
- Andrena pallidiscopa -- Pterandrena nudimedicornis Viereck, 1904, Andrena nubilifascia Viereck, 1916, Andrena pallidiscopa trifasciata Timberlake and Cockerell, 1933
- Andrena pallitarsis
- Andrena palpalis
- Andrena palumba
- Andrena pandellei -- Andrena anceyi Pérez, 1895, Andrena pandellei europaea Warncke, 1967
- Andrena pandosa -- Andrena pandosa trigona Warncke, 1968, Andrena pandosa heliaca Warncke, 1974, Andrena pandosa excelsa Warncke, 1974, Andrena pandosa graciosa Warncke, 1993
- Andrena panfilovi
- Andrena pannosa -- Andrena (Euandrena) pannosa atrosa Osytshnjuk, 1994
- Andrena panurgimorpha
- Andrena panurgina -- Andrena panurgina_homonym Pérez, 1903, Andrena panurgoides Viereck, 1918
- Andrena papagorum
- Andrena parachalybea
- Andrena paradisaea
- Andrena paradoxa -- Andrena elegans var paradoxa Friese, 1921
- Andrena paramelanospila
- Andrena parathoracica -- Andrena (Gymnandrena) parathoracica Hirashima, 1957
- Andrena paraulica -- Andrena (Schizandrena) paraulica Hedicke, 1940[1939]
- Andrena pareklisiae
- Andrena parilis
| - Andrena parnassiae
- Andrena parviceps -- Andrena parviceps basalis_homonym Kriechbaumer, 1873, Andrena lederi Morawitz, 1886, Andrena basilaris Viereck, 1918
- Andrena passerina
- Andrena pastellensis
- Andrena patagiata
- Andrena patella
- Andrena paucisquama -- Andrena paucisquama curonica Warncke, 1975
- Andrena pavonia
- Andrena peckhami
- Andrena pecosana -- Andrena townsendi Viereck and Cockerell, 1914, Andrena colletoides Viereck and Cockerell, 1914
- Andrena pectidis -- Panurgus pectidis Cockerell, 1897
- Andrena pectilis
- Andrena pela
- Andrena pellucens -- Andrena pici Pérez, 1895
- Andrena pellucida
- Andrena pelopa
- Andrena penemisella
- Andrena pensilis
- Andrena penutiani
- Andrena perarmata -- Andrena pyrrhacita Cockerell, 1907, Andrena pyrrhacita var mosina Cockerell, 1908, Andrena pyrrhacita coloradensis Viereck and Cockerell, 1914, Andrena (Andrena) magnifica Viereck, 1924
- Andrena perezana
- Andrena peridonea
- Andrena perimelas -- Andrena meadowsi Cockerell, 1938
- Andrena perplexa -- Andrena belfragei Cresson, 1872, Andrena brunniventris Cresson, 1872, Andrena viburnella Graenicher, 1903
- Andrena perpunctata
- Andrena persimulata
- Andrena personata
- Andrena pertristis -- Andrena carliniformis Viereck and Cockerell, 1914, Andrena pertristis carliniformis Viereck and Cockerell, 1914
- Andrena pertristis_carliniformis
- Andrena pertristis_pertristis
- Andrena pesenkoi
- Andrena peshinica
- Andrena pesleria
- Andrena petrosa
- Andrena phaceliae
- Andrena phaneroleuca
- Andrena phenax
- Andrena phoenicura
- Andrena pieli
- Andrena pilipes -- Apis atra_homonym Müller, 1776, Apis ciliata Gmelin, 1790, Andrena aterrima Panzer, 1799, Nomada nigrita_homonym Panzer, 1800, Andrena atra_homonym Smith, 1847, Andrena spectabilis Smith, 1853, Andrena elongata_homonym Radoszkowski, 1871, Andrena nigrospina Thomson, 1872, Andrena praetexta Smith, 1872, Andrena dolorosa Nurse, 1904, Andrena carbonaria var autumnalis_homonym Friese, 1922, Andrena carbonaria var claripennis Friese, 1922, Andrena carbonaria ilensis Alfken, 1938, Andrena (Plastandrena) carbonaria imamiana Osytshnjuk, 1994
- Andrena pinkeunia
- Andrena piperi
- Andrena placata
- Andrena plana
- Andrena planirostris
- Andrena planiventris -- Andrena buyssoni Pérez, 1895, Andrena flavocyanea Pérez, 1895, Andrena chalybeata_homonym Friese, 1922
- Andrena planti
- Andrena platalea
- Andrena platydepressa
- Andrena platyparia -- Panurgus nigrifrons_homonym Cresson, 1878, Andrena (Andrena) barbarica Viereck, 1917, Andrena (Gonandrena) monroensis Mitchell, 1960
- Andrena platyrhina
- Andrena plebeia
- Andrena plumiscopa
- Andrena plumosella -- Andrena (Euandrena) plumosa_homonym Kim and Kim, 1989
- Andrena polemediana
- Andrena polemonii
- Andrena polita -- Andrena ochracea Morawitz, 1872, Andrena pseudopolita Alfken, 1939
- Andrena ponomarevae
- Andrena pontica
- Andrena popovi
- Andrena porterae -- Andrena leptanthi Viereck and Cockerell, 1904
- Andrena potentillae -- Andrena genevensis Schmiedeknecht, 1884
- Andrena praecocella
- Andrena praecox -- Apis praecox Scopoli, 1763, Melitta smithella Kirby, 1802, Andrena flavescens Schenck, 1853, Andrena clypeata_homonym Smith, 1855, Andrena torkai Alfken, 1913
- Andrena pratincola
- Andrena prima
- Andrena primaeva
- Andrena primulifrons
- Andrena principalis
- Andrena probata
- Andrena producta -- Andrena gelriae producta Warncke, 1973
- Andrena prolixa
- Andrena prostomias
- Andrena proxima -- Melitta proxima Kirby, 1802, Melitta digitalis Kirby, 1802, Andrena aspericollis Pérez, 1895, Andrena alutacea E Stoeckhert, 1942, Andrena proxima ampla Warncke, 1967, Andrena proxima bernicla Warncke, 1975
- Andrena pruinosa -- Andrena lanuginosa Spinola, 1843, Andrena chrysopyga_homonym Dours, 1872, Andrena succinea Dours, 1872, Andrena mayeti Pérez, 1895, Anthrena commixta Dalla Torre and Friese, 1895, Andrena sitifensis Pérez, 1895, Andrena Andrena (Lepidandrena) fulvisquama Popov, 1940, Andrena pruinosa parata Warncke, 1967
- Andrena prunella
- Andrena pruni
- Andrena prunifloris
- Andrena prunorum -- Andrena kincaidii Cockerell, 1897, Andrena pascoensis Cockerell, 1897, Andrena prunorum gillettei Cockerell, 1898, Andrena vernoni Viereck, 1904, Andrena arizonensis Viereck and Cockerell, 1914, Andrena prunorum var mariformis Cockerell, 1916, Andrena (Andrena) shasta Viereck, 1926, Andrena prunorum var pauperatula Cockerell, 1938, Andrena sinaloa Viereck, 1926, Andrena prunorum sinaloa Viereck, 1926
- Andrena prunorum_prunorum
- Andrena prunorum_sinaloa
- Andrena pseudocineraria
- Andrena pseudothoracica -- Cilissa thoracica_homonym Radoszkowski, 1891
- Andrena puffina
- Andrena pulicaria
- Andrena pullipennis
- Andrena pulverea -- Andrena (Hesperandrena) limnanthis Timberlake, 1951
- Andrena pulverulenta
- Andrena punctatissima
- Andrena punctifrons
- Andrena punctiventris -- Andrena (Poliandrena) punctiventris basagiensis Osytshnjuk, 1994
- Andrena punjabensis
- Andrena purpurascens -- Andrena purpurascens cana Warncke, 1974
- Andrena purpureomicans
- Andrena pusilla -- Andrena pseudasuniensis Strand, 1921
- Andrena puthua -- Diandrena puthua Cockerell, 1910, Diandrena beatula Cockerell, 1916, Diandrena clariventris Cockerell, 1916, Diandrena sanctorum Cockerell, 1941
- Andrena pyropygia
- Andrena pyrozonata -- Andrena perapedica Mavromoustakis, 1958
- Andrena pyrrhula -- Andrena rutila_homonym Pérez, 1895, Andrena schwarzella Gusenleitner, 1985
- Andrena qinhaiensis
- Andrena quadrifasciata -- Andrena quadrifasciatula Viereck, 1918
- Andrena quadrilimbata
- Andrena quadrimaculata
- Andrena quercina
- Andrena querquedula
- Andrena quettensis
- Andrena quinquepalpa
- Andrena quintiliformis -- Andrena (Trachandrena) coactifera Viereck, 1926
- Andrena quintilis
- Andrena qusumensis
- Andrena ramaleyi
- Andrena ramayana
- Andrena ramlehiana -- Andrena abeillei Pérez, 1903
- Andrena ranunculi
- Andrena ranunculorum
- Andrena rava
- Andrena raveni
- Andrena recurvirostra
- Andrena reflexa -- Andrena permitis Cresson, 1872
- Andrena regularis -- Andrena bryanti Cockerell, 1938
- Andrena rehni -- Andrena (Trachandrena) votula Mitchell, 1960
- Andrena relata
- Andrena repanda
- Andrena reperta -- Andrena varuga reperta Warncke, 1974, Andrena varuga Warncke, 1975[1973]
- Andrena resoluta -- Andrena concinna resoluta Warncke, 1973
- Andrena revelstokensis
- Andrena rhenana
- Andrena rhypara -- Andrena pleione Benoist, 1961
- Andrena rhyssonota -- Andrena rhyssonota flava Warncke, 1967
- Andrena ribblei
- Andrena richardsi
- Andrena robertsonii -- Andrena serotina_homonym Robertson, 1893, Andrena (Gonandrena) dreisbachi Mitchell, 1960
- Andrena robervalensis
- Andrena robinsoni
- Andrena robusta
- Andrena rodilla
- Andrena rogenhoferi -- Andrena rogenhoferi var sydowi Alfken, 1942, Andrena rogenhoferi var bavarica Blüthgen, 1949
- Andrena romankovae
- Andrena roripae
- Andrena rosae -- Melitta zonalis Kirby, 1802, Andrena stragulata Illiger, 1806, Andrena postica Imhoff, 1832, Andrena coarctata Imhoff, 1832, Andrena eximia Smith, 1847, Andrena austriaca var incompta Schmiedeknecht, 1883, Andrena strangulata Illiger, 1806, incorrect secondary spelling, Andrena teutonica Alfken, 1911, Andrena rosae var alfkeni Friese, 1914, Andrena spinigera eximia var tirolensis Friese, 1922, Andrena florea sachalinensis Yasumatsu, 1939, Andrena (Hoplandrena) rosae alfkeni Friese 1914
- Andrena roseipes -- Andrena roscipes Alfken, 1933, incorrect original spelling
- Andrena rothneyi -- Andrena simlaensis Cameron, 1902
- Andrena rotundata -- Andrena rotundata diomedia Warncke, 1975
- Andrena rotundilabris -- Andrena rotundilabris rila Warncke, 1969
- Andrena rozeni
- Andrena rubecula
- Andrena rubens
- Andrena rubi
- Andrena rubrotincta
- Andrena rudbeckiae
- Andrena rudolfae
- Andrena rufescens -- Andrena dizona Pérez, 1903
- Andrena ruficrus -- Andrena rufitarsis_homonym Zetterstedt, 1838, Andrena (Euandrena) ruficrus rabicrus Hirashima, 1957
- Andrena rufina
- Andrena rufitibialis -- Andrena rufotibialis limosa Warncke, 1969
- Andrena rufiventris -- Andrena rufiventris sahariensis warncke, 1974
- Andrena rufizona -- Andrena alpina_homonym Morawitz, 1872, Andrena pretiosa Schmiedeknecht, 1880
- Andrena rufoclypeata
- Andrena rufomaculata -- Andrena paramythensis Mavromoustakis, 1957, Andrena rufomaculata optata Warncke, 1975
- Andrena rufosignata -- Andrena harveyi Viereck, 1904, Andrena salicicola Viereck and Cockerell, 1914, Andrena (Andrena) media_homonym Viereck, 1922
- Andrena rufula
- Andrena rugosa -- Andrena paenerugosa Viereck, 1907
- Andrena rugothorace -- Andrena rugothorace pelagica Warncke, 1975
- Andrena rugulosa
- Andrena rugulosella
- Andrena runcinatae -- Andrena (Cnemidandrena) robervalensis Mitchell, 1960
- Andrena rupshuensis
- Andrena russula
- Andrena rusticola
- Andrena saccata
- Andrena saegeri
- Andrena saettana
- Andrena sagarmathana
- Andrena sagittagalea
- Andrena sagittaria -- Andrena sinuata sagittaria Warncke, 1968
- Andrena sakagamii
- Andrena salicifloris -- Trachandrena auricauda Viereck, 1904, Andrena (Trachandrena) tacitula var grossulariae Viereck and Cockerell, 1914, Andrena (Trachandrena) nortoni Viereck, 1916, Andrena (Trachandrena) veris Cockerell, 1934
- Andrena salicina
- Andrena salictaria
- Andrena sancta
- Andrena sandanskia
- Andrena santaclarae
- Andrena saragamineensis
- Andrena sardoa
- Andrena sarta -- Andrena rufilabris Morawitz, 1876
- Andrena sarydzhasi
- Andrena sasakii -- Andrena consomilis_homonym Alfken, 1900, Andrena alopex Cockerell, 1917, Andrena plesia Viereck, 1918
- Andrena satellita
- Andrena saturata
- Andrena savignyi -- Andrena bipartita Brullé, 1839, Andrena bicolorata_homonym Smith, 1853, Andrena uromelana Costa, 1888, Andrena antilope Pérez, 1895, Andrena ilerda Cameron, 1907, Andrena ferozeporensis Cameron, 1909, Andrena ilerda inglisi Cockerell, 1920, Andrena bipartita aswanica Cockerell, 1938
- Andrena saxonica -- Andrena krasensis Gogala, 1991
- Andrena sayi -- Andrena (Gymnandrena) seviensis Mitchell, 1960, Andrena (Gymnandrena) sevierensis Mitchell, 1960
- Andrena schencki -- Andrena bipustulata Friese, 1921
- Andrena scheuchli
- Andrena schlettereri -- Andrena submicans Alfken, 1936
- Andrena schmiedeknechti -- Andrena schmiedeknechti flavopilis Warncke, 1965, Andrena schmiedeknechti nigrorum Warncke, 1965
- Andrena schonitzeri -- Andrena schoenitzeri Gusenleitner, 1998, emend
- Andrena schuberthi
- Andrena schuhi
- Andrena schulzi -- Andrena schulzi ab clypeopicta Strand, 1921, Andrena schulzi alba Warncke, 1967
- Andrena schwarzi -- Andrena (Graecandrena) schwarzi walishanovi Osytshnjuk, 1994
- Andrena scita -- Andrena obscuricanda Costa, 1861, Andrena obscuricauda Costa, 1861, emend, Andrena transcaspica Radoszkowski, 1886, Andrena mesopyrrha Dours, 1872, Andrena scita var nigra Friese, 1914, Andrena scita var nigrofasciata Friese, 1914
- Andrena scotoptera -- Andrena (Tylandrena) fuscipennis LaBerge and Bouseman, 1970
- Andrena sculleni
- Andrena scurra -- Andrena lappulae Cockerell, 1906, Andrena speculifera Cockerell, 1930["1929"]
- Andrena scutellaris
- Andrena scutellinitens
- Andrena sedentaria
- Andrena segregans -- Andrena atala Viereck, 1903["1902"], Andrena polygoni Viereck and Cockerell, 1914
- Andrena segregata
- Andrena seitzi -- Andrena citrinella Warncke, 1967
- Andrena selcuki
- Andrena selena
- Andrena semiaenea
- Andrena semiflava
- Andrena semifulva
- Andrena semilaevis -- Andrena saundersella Perkins, 1914
- Andrena seminuda -- Andrena setigera Alfken, 1911
- Andrena semipunctata
- Andrena semirubra
- Andrena semirugosa -- Andrena (Micrandrena) brassicae Hirashima, 1957
- Andrena senecionis
- Andrena senex -- Andrena ovinella Friese, 1914
- Andrena senticulosa
- Andrena sericata -- Andrena favosa Morawitz, 1872
- Andrena serraticornis
- Andrena setosifemoralis -- Andrena (Oreomelissa) montana_homonym Wu, 1982, Andrena (Oreomelissa) wuella Gusenleitner and Schwarz, 2000
- Andrena sexguttata
- Andrena shakuensis
- Andrena shawanensis
- Andrena shoshoni
- Andrena shteinbergi
- Andrena sibirica
- Andrena sibthorpi
- Andrena siccata
- Andrena siciliana
- Andrena sieverti
- Andrena sigiella
- Andrena sigmundi -- Andrena radiatula Cockerell, 1902, Andrena weedi Viereck, 1907, Andrena (Trachandrena) prunicola Cockerell, 1913, Andrena (Trachandrena) moscovensis Viereck and Cockerell, 1914, Andrena (Trachandrena) corrugata Cockerell, 1931
- Andrena signata
- Andrena sillata -- Andrena sillata histrionica Warncke, 1975
- Andrena similis -- Andrena croceiventris Morawitz, 1871, Andrena rufo-hispida Dours, 1872, Andrena stefanii Pérez, 1895, Andrena ocreata cyprisina Warncke, 1975, Andrena (Taeniandrena) similis caraimica Osytshnjuk, 1994
- Andrena simillima -- Andrena bisalica Kokujev, 1927, Andrena bremensis Alfken, 1900, Andrena simillima sischkai Warncke, 1988
- Andrena simontornyella -- Andrena corpana Warncke, 1965, Andrena simontornyella adianta Warncke, 1974
- Andrena simplex -- Andrena solidaginis Robertson, 1893, Andrena radmitricha Viereck and Cockerell 1914, Andrena (Ptilandrena) determinata Viereck 1917
- Andrena simulata -- Andrena aureocincta Cockerell, 1896
- Andrena singularis
- Andrena sinuata
- Andrena sitiliae
- Andrena sjunthensis
- Andrena skorikovi
- Andrena sladeni
- Andrena smaragdina
- Andrena sobrina
- Andrena sodalis
- Andrena sola -- Andrena carissima Cockerell, 1924, Andrena microdonta Cockerell, 1924, Andrena ensenadensis Cockerell, 1941
- Andrena solenopalpa -- Andrena fertoni_homonym Pérez, 1897
- Andrena solidago
- Andrena solitaria
- Andrena solivaga
- Andrena solutiscopa
- Andrena sonorensis
- Andrena sordidella -- Andrena sordida_homonym Morawitz, 1876
- Andrena soror -- Andrena korbi Schmiedeknecht, 1884, Andrena soror anatoliae Warncke, 1975, Andrena soror lophura Warncke, 1975
- Andrena speciosa
- Andrena specularia
- Andrena sperryi -- Diandrena sperryi Cockerell, 1937
- Andrena sphaeralceae
- Andrena sphecodimorpha -- Andrena potentillae pendelica Mavromoustakis, 1958
- Andrena spinaria
- Andrena spiraeana -- Andrena (Trachandrena) montensis Mitchell, 1960, Andrena (Trachandrena) unica Mitchell, 1960
- Andrena splendidicollis -- Andrena quadraticeps Morawitz, 1895
- Andrena splendula
- Andrena spolata
- Andrena spreta -- Andrena (Micrandrena) spreta povolnyi Warncke, 1974, Andrena spreta scirpacea Warncke, 1975
- Andrena squamata
- Andrena stabiana
- Andrena stagei
- Andrena statusa
- Andrena steini
- Andrena stellaris
- Andrena stepposa
- Andrena stictigastra
- Andrena stigmatica
- Andrena stipator
- Andrena stoeckhertella
- Andrena stolida
- Andrena strepera
- Andrena striata
- Andrena striatifrons -- Trachandrena pernuda Viereck, 1904, Andrena trachandrenoides Viereck, 1904, Andrena (Trachandrena) marioides Viereck, 1917, Andrena (Trachandrena) politissima Cockerell, 1918, Andrena dolichotricha Cockerell, 1924, Andrena (Trachandrena) brevibasis Cockerell, 1931, Andrena (Trachandrena) postnitens Cockerell, 1931
- Andrena strohmella
- Andrena suavis
- Andrena subaenescens
- Andrena subapasta
- Andrena subaustralis
- Andrena subchalybea
- Andrena subconsobrina
- Andrena subdepressa
- Andrena sublayiae
- Andrena sublevigata
- Andrena sublisterelle -- Andrena (Andrena) sublisterelle Wu, 1982
- Andrena submaura
- Andrena submediocalens
- Andrena submoesta -- Diandrena marinensis Cockerell, 1936
- Andrena submontana
- Andrena subnigripes
- Andrena subniveata
- Andrena subnivosa
- Andrena subopaca
- Andrena subopercula
- Andrena subproximana
- Andrena subrubicunda
- Andrena subshawella
- Andrena subsmaragdina
- Andrena subspinigera
- Andrena subsquamiformis
- Andrena subtilis
- Andrena subtrita -- Andrena (Simandrena) opacella Timberlake, 1951
- Andrena subvelutina
- Andrena suerinensis
- Andrena sulcata
- Andrena surda -- Andrena pertarda Cockerell, 1916
- Andrena susanneae
- Andrena susterai
- Andrena sylvatica
- Andrena symphyti -- Andrena bothriorhina Pérez, 1902, Andrena furcata Friese, 1921, Andrena furcata var amaniensis Friese, 1921
- Andrena synadelpha -- Andrena ambigua_homonym Perkins, 1895
- Andrena tadauchii -- Andrena humilis prunella_homonym Warncke, 1975
- Andrena tadorna -- Andrena (Ulandrena) callida Warncke, 1974, Andrena (Ulandrena) tadorna assaka Warncke, 1980
- Andrena tadzhica
- Andrena taeniata
- Andrena taiwanella
- Andrena takachihoi
- Andrena talina
- Andrena taniguchiae
- Andrena taprobana
- Andrena taraxaci -- Andrena curtivalvis Morice, 1899, Andrena truncata_homonym Pérez, 1903, Andrena humilis var orienticola Strand, 1915, Andrena (Chlorandrena) humilis orienticola Strand, 1915, Andrena truncatiformis Cockerell, 1922, Andrena (Chlorandrena) taraxaci chikuzenensis Hirashima, 1957
- Andrena tarsata -- Andrena basilinea Kriechbaumer, 1873, Andrena gentianae Vachal, 1906, Andrena baicalensis Cockerell, 1929, Andrena universitatis Cockerell, 1929
- Andrena tateyamana
- Andrena tatjanae
- Andrena taxana
- Andrena tecta
- Andrena tegularis
- Andrena tenuiformis
- Andrena tenuis
- Andrena tenuistriata -- Andrena pilosella De Stefani, 1889
- Andrena tertaria
- Andrena testaceipes -- Andrena colorata Alfken, 1929
- Andrena tetonorum
- Andrena teunisseni
- Andrena texana
- Andrena thaspii -- Andrena delta_homonym Viereck, 1903["1902"], Andrena clypeoporaria Viereck, 1904, Andrena indotata_homonym Viereck, 1904, Andrena ribifloris Viereck and Cockerell, 1914, Andrena lewisii Cockerell, 1906, Andrena didelta Viereck, 1908, Andrena perindotata Viereck, 1908, Andrena paenefulva Viereck and Cockerell, 1914, Andrena (Andrena) azygos Viereck, 1917, Andrena (Andrena) nitidarum Viereck, 1924, Andrena albosellata Cockerell, 1931, Andrena (Bythandrena) gabrielsoni Mitchell, 1960
- Andrena thomensis
- Andrena thomsonii -- Andrena (Simandrena) thomsonii vediensis Osytshnjuk, 1994
- Andrena thoracica -- Melitta melanocephala Kirby, 1802, Andrena sinensis Cockerell, 1910, Andrena (Gymnandrena) thoracica melanoptera Hedicke, 1934, Andrena thoracica kotschyi Mavromoustakis, 1953
- Andrena tianmushana
- Andrena tianshana -- Andrena tiansana Tadauchi and Xu, 2001, incorrect secondary spelling
- Andrena tiaretta
- Andrena tibetensis
- Andrena tibetica
- Andrena tibialis -- Melitta tibialis Kirby, 1802, Melitta mouffetella Kirby, 1802, Melitta atriceps Kirby, 1802, Andrena fulvitarsis_homonym Eversmann, 1852, Andrena ambigua Eversmann, 1852, Andrena subfasciata Schenck, 1853, Andrena vindobonensis E Stoeckhert, 1950, Andrena tibialis corvina Warncke, 1967, Andrena tibialis concreta Warncke, 1975, Andrena tibialis porzana Warncke, 1975
- Andrena tildeni
- Andrena timberlakei
- Andrena tinaria
- Andrena tkalcui -- Andrena testacea_homonym Warncke, 1975
- Andrena tobiasi
- Andrena toelgiana
- Andrena togashii
- Andrena toluca
- Andrena tomentosa
- Andrena tomora
- Andrena tonkaworum
- Andrena topazana -- Andrena (Andrena) tincta Viereck, 1917
- Andrena toralis
- Andrena torda
- Andrena torulosa
- Andrena totana
- Andrena transbaicalica -- Andrena (Plastandrena) astragalina Hirashima, 1957
- Andrena transhissarica -- Andrena discophora transhissarica Popov, 1958
- Andrena transitoria -- Andrena basalis Dours, 1872, Andrena aurora Friese, 1922, Andrena transitoria schmidti Alfken, 1936
- Andrena transnigra -- Andrena cyanura Cockerell, 1916, Andrena transnigra paysoni Cockerell, 1924
- Andrena trapezoidea
- Andrena trapezoidina
- Andrena trevoris -- Andrena semipolita Viereck, 1904, Andrena ricardonis Cockerell, 1916
- Andrena tridens -- Andrena enigmatica Viereck and Cockerell, 1914, Andrena (Gymandrena) bisignata Mitchell, 1960
- Andrena tridentata -- Melitta tridentata Kirby, 1802, Melitta rufitarsis_homonym Kirby, 1802
- Andrena trikalensis
- Andrena trimaculata
- Andrena trimarginata -- Halictus trimarginatus Radoszkowski, 1886
- Andrena trimmerana -- Melitta trimmerana Kirby, 1802, Melitta spinigera Kirby, 1802, Andrena fusca Lepeletier, 1841, Andrena arietina Dours, 1872, Andrena ustulata Dours, 1872, Andrena lombardica Schmiedeknecht, 1883, Andrena dragona Friese, 1887, Andrena anglica Alfken, 1911
- Andrena tringa
- Andrena tringoides
- Andrena trinkoi
- Andrena triquestra
- Andrena trivialis
- Andrena trizonata -- Cilissa trizonata Ashmead, 1890, Andrena microsoma Viereck, 1904, Andrena subdistans Viereck, 1904
- Andrena troodica
- Andrena truncatella
- Andrena truncatilabris -- Andrena truncatilabris espanola Warncke, 1967, Andrena truncatilabris nigropilosa Warncke, 1967
- Andrena tscheki -- Andrena nigrifrons_homonym Smith, 1853, Andrena tscheki tritica Warncke, 1965
- Andrena tsingtauica
- Andrena tsukubana
- Andrena tuberculifera -- Andrena atrorufa Alfken, 1929
- Andrena tunetana -- Andrena larisana Warncke, 1965, Andrena tunetana emigrata Warncke, 1974, Andrena tunetana medioxima Warncke, 1975, Andrena tunetana sculpturata Warncke, 1975
- Andrena turanica
- Andrena turkestana -- Andrena ashabadensis_homonym Friese, 1922
- Andrena uluhbeki
- Andrena ulula
- Andrena ungeri -- Andrena cyanescens var rufescens_homonym Friese, 1922
- Andrena unicincta
- Andrena unicostata
- Andrena unita
- Andrena urarti
- Andrena urdula
- Andrena utahensis
- Andrena uvulariae
- Andrena uyacensis
- Andrena vacella
- Andrena vachali -- Andrena creticola Strand, 1915, Andrena creticola var antennalis Strand, 1915, Andrena strigifrontalis Strand, 1921, Andrena pectoralis var cretensis Friese, 1922, Andrena hipomelaena Gribodo, 1925[1924], Andrena (Zonandrena) vachali creticola Strand, 1915
- Andrena vaga -- Apis pratensis Müller, 1776, Andrena ovina Klug, 1810, Andrena nitidiventris Blanchard, 1840, Andrena leucothorax Herrich-Schäffer, 1840, Andrena nitidiventris_homonym Dufour, 1841, Andrena atricula Bischoff, 1922
- Andrena valentinae
- Andrena valeriana
- Andrena vanduzeei
- Andrena vandykei -- Andrena (Micrandrena) solutula Cockerell, 1926
- Andrena varia -- Andrena brunnipes Pérez, 1895, Andrena mutabilis_homonym Pérez, 1895, Andrena simulans Pérez, 1903
- Andrena variabilis -- Andrena calabra Costa, 1863, Andrena fonscolombii Dours, 1872, Andrena picciolii Dours, 1872, Andrena piceicornis Dours, 1872, Andrena pulcherrima Schmiedeknecht, 1884, Andrena macedonica Strand, 1919
- Andrena varians -- Melitta varians Kirby, 1802, Melitta angulosa Kirby, 1802, Andrena mesoxantha Imhoff, 1834, Andrena longula Eversmann, 1852, Andrena mixta Schenck, 1853, Andrena rectangula Schenck, 1853, Andrena varians var conjungens Blüthgen, 1916
- Andrena varicornis
- Andrena varsobiana
- Andrena vasta
- Andrena vaulogeri
- Andrena venata
- Andrena venerabilis
- Andrena ventralis -- Andrena rufiventris_homonym Eversmann, 1852, Andrena mutabilis Morawitz, 1866, Andrena (Larandrena) fukuiana Hirashima and Haneda, 1973
- Andrena ventricosa -- Andrena ventricosa ridibundus Warncke, 1975
- Andrena verae -- Andrena (Euandrena) verae nikiforuki Osytshnjuk, 1986
- Andrena verbesinae
- Andrena verecunda
- Andrena verticalis -- Andrena catania Strand, 1921
- Andrena vespertina
- Andrena vestali -- Andrena vestali var dolichocera Viereck and Cockerell, 1914
- Andrena vetula -- Andrena megacephala Smith, 1853, Andrena opaca Morawitz, 1868, Andrena tyrrhena Alfken, 1938
- Andrena viciae
- Andrena vicina -- Andrena victima Smith, 1853, Andrena desponsa Smith, 1853
- Andrena vicinoides -- Andrena advarians Viereck, 1904, Andrena edwiniae Cockerell, 1906, Andrena ribesina Cockerell, 1906, Andrena erecta Viereck, 1924
- Andrena vidalesi -- Andrena (Pterandrena) vidalesi panamensis Michener, 1954
- Andrena vidalesi_panamensis
- Andrena vidalesi_vidalesi
- Andrena vierecki -- Andrena washingtoni manitouensis Viereck and Cockerell, 1914, Andrena fulvihirta Viereck and Cockerell, 1914, Andrena boharti Linsley, 1939
- Andrena viktorovi
- Andrena villipes -- Andrena squalida Pérez, 1903
- Andrena vinnula
- Andrena violae
- Andrena virago
- Andrena virescens -- Andrena morawitzella Viereck, 1916
- Andrena virgata
- Andrena virginiana -- Trachandrena obscura_homonym Robertson, 1902, Andrena (Biareolina) obscurida Warncke, 1970
- Andrena viridescens -- Andrena cyanescens_homonym Nylander, 1852, Andrena viridescens addenda Warncke, 1975
- Andrena viridigastra -- Andrena kuznetzovi Cockerell, 1930, Andrena kuznetzovi f micrander Cockerell, 1930
- Andrena viridissima
- Andrena vitiosa
- Andrena vogleri
- Andrena volgensis
- Andrena volka
- Andrena vulcana -- Andrena vulcana ferina Warncke, 1968, Andrena vulcana nyroca Warncke, 1968, Andrena vulcana zumbosa Warncke, 1968
- Andrena vulpecula -- Andrena rubea Pérez, 1895, Andrena cellularis Pérez, 1902, Andrena languida Pérez, 1902, Andrena obscurella Pérez, 1903, Andrena (Euandrena) vulpecula rubea Pérez, 1895
- Andrena vulpicolor -- Andrena nubilipennis Viereck, 1904
- Andrena vulpoides
- Andrena w-scripta -- Andrena coloradina Viereck and Cockerell, 1914, Andrena littlefieldi Viereck, 1916, Andrena beckeri Cockerell, 1921, Andrena lata Viereck, 1922, Andrena vulgaris Viereck, 1922
- Andrena waldmerei
- Andrena walleyi
- Andrena warnckei -- Andrena crypta_homonym Warncke, 1975
- Andrena washingtoni
- Andrena watasei -- Andrena azalearum Cockerell, 1930
- Andrena wellesleyana
- Andrena westensis -- Andrena unicincta westensis Warncke, 1965
- Andrena westrichi -- Andrena (Leimelissa) variegata_homonym Xu, 1994
- Andrena wheeleri -- Andrena wheeleri pallidior Cockerell, 1938
- Andrena wilhelmi
- Andrena wilkella -- Melitta wilkella Kirby, 1802, Andrena xanthura Kirby, 1802, Andrena convexiuscula Kirby, 1802, Melitta barbatula Kirby, 1802, Andrena convexa_homonym Schenck, 1853, Andrena quadristrigata Schenck, 1853, Andrena winkleyi Viereck, 1907, Andrena beaumonti Benoist, 1961
- Andrena wilmattae -- Andrena subaustraliformis Viereck and Cockerell, 1914, Andrena beutenmuelleri Viereck, 1916, Andrena (Bythandrena) acra Mitchell, 1960
- Andrena winnemuccana
- Andrena wolfi -- Parandrena johannescaroli Nobile, 2000
- Andrena wollastoni -- Andrena wollastoni acuta Warncke, 1968, Andrena wollastoni catula Warncke, 1968, Andrena wollastoni gomerensis Warncke, 1993
- Andrena wuae
- Andrena xanthigera -- Andrena albovirgata Cockerell, 1900
- Andrena xinjiangensis
- Andrena xiyuensis
- Andrena xuanzangi
- Andrena yamato -- Andrena (Simandrena) opacifovea koreana_homonym Kim and Kim, 1989
- Andrena yangi
- Andrena yasumatsui
- Andrena yelkouan
- Andrena yukawai
- Andrena yunnanica
- Andrena zaaminensis
- Andrena zharkolia
- Andrena zhelokhovtzevi
- Andrena ziminae
- Andrena zionensis
- Andrena ziziae -- Andrena (Micrandrena) vernalis Mitchell, 1960
- Andrena ziziaeformis
- Andrena zlatae
- Andrena zostera
- Andrena zuvandiana
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