Vertebrata   Fish   Rajidae

Dipturus chilensis
© Copyright Photographer/SFTEP, 2002 · 0
Dipturus chilensis

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Dipturus chilensis
© Copyright Photographer/SFTEP, 2002 · 0
Dipturus chilensis

© Copyright Photographer/SFTEP, 2002 · 0
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Main identification features
  • disc: concave front margins
  • 2 dorsal fin fins, no c
  • snout long, firm tip
  • pelvics: 2 lobes, rear lobe larger
  • belly: mucous pores dark


Rhomboidal disc with concave front margins; snout moderately to strongly elongate, its tip firm, with a stout cartilage; pelvic fin with 2 distinct lobes connected by membrane, rear one large; large spiracles behind eyes; 2 small dorsal fins at rear of tail, no tail fin; top of disc largely free of denticles, present on rear borders of ventral side; mucous pores on underside of disc darkly pigmented; 0-3 rows of thorns on center of disc, 1-3 rows along tail.

A temperate to subtropical genus with 29 species, found in the Atlantic, western Indian Ocean and Mediterranean sea, as well as the eastern Pacific; there are two temperate species endemic to the latter area, one of which apparently enters the southern fringe of our region.

  • Béarez, P., 1996., Lista de los Peces Marinos del Ecuador Continental., Revista de Biologia Tropical, 44:731-741.
  • Compagno, L.J.V., 1999., Checklist of living elasmobranchs. In Hamlett W.C. (ed.) Sharks, skates, and rays: the biology of elasmobranch fishes., The John Hopkins University Press:471-498.
  • Delfin, F. T., 1902., Nuevas Especies de la Familia Rajidae., Revista Chilena de Historia Natural, 6:262-270.
  • Guichenot, A., 1848., Fauna Chilena. Peces. Pp. 137-370. In: C. Gay, Historia fisica y politica de Chile. Vol. 2, Zoologia. Paris & Santiago., Fauna Chilena, Peces,.
  • Lloris , D. and Rucabado, J., 1991., Ictiofauna del Canal Beagle (Tierra de Fuego), Aspectos Ecologicos y Analisis Biogeografico., Publicaciones Especiales Instituto Español de Oceanografia, (8):1-182.
  • McEachran , J.D.and Dunn, K.A., 1998., Phylogenetic analysis of skates, a morphologically conservative clade of Elasmobranchs (Chondrichthyes: Rajidae)., Copeia, 1998:271-290.


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