Apristurus melanoasper

Iglésias, Nakaya & Stehmann, 2004

Black roughscale catshark
Classification: Elasmobranchii Carcharhiniformes Pentanchidae

Reference of the original description
Iglésias, S.P. & Nakaya, K. & Stehmann, M. (2004)
Apristurus melanoasper, a new species of deep-water catshark from the North Atlantic (Chondrichthyes: Carcharhiniformes: Scyliorhinidae). Cybium, 28(4), 345–356

Image of the original description

Apristurus melanoasper Iglésias, Nakaya & Stehmann, 2004 from Australia (A) and the North Atlantic (B). HUMZ 139936, male 695.3 mm TL; B. MNHN 2000-1757 (holotype), male 718 mm TL (from Iglésias et al, 2004). In: Nakaya, K. & SATO, K. & IGLESIAS, S.P. (2008): Occurrence of Apristurus melanoasper from the South Pacific, Indian and South Atlantic Oceans (Carcharhiniformes: Scyliorhinidae). CSIRO Marine and Atmospheric Research Paper, 22: 61-74

Synonyms / new combinations and misspellings
Apristurus cf. melanoasper

Description :

Citation: Apristurus melanoasper Iglésias, Nakaya & Stehmann, 2004: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 03/2024

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Apristurus melanoasper Iglésias, Nakaya & Stehmann, 2004 © Dra. Cristina Rodriguez-Cabello, Instituto Español de Oceanografía, Santander, Spain
Common names
fra \(T\) Holbiche noire, eng Black roughscale catshark

Short Description
Diagnosis: Body uniformly black, slightly brownish in larger specimens. Dermal denticles large and giving a rough texture to the skin. Upper labial furrows longer than the lower ones. First dorsal fin only slightly smaller than the second dorsal fin, originating from above anterior third to middle of the pelvic fin base. Second dorsal fin insertion just before level of anal fin insertion. Interorbital space 1.9-3.5 times eye horizontal diameter. Abdomen between pectoral fin tip and pelvic fin origin 1.3-2.5 times pectoral fin width. Spiral valves of the intestine 19-23 (mostly 21-22). Monospondylous + precaudal diplospondylous vertebrae 36-43 + 26-32 (often 38-40 + 28-30). Dermal denticles on tongue and palate absent (Ref. 56212).

Western North Atlantic: slope, off northern U.S. and northeast of North Atlantic (off France, Ireland and British Isles). Source: www.gbif.org

Size / Weight / Age
76.1 cm TL (male/unsexed; (Ref. 56212)); 73.2 cm TL (female); max. published weight: 1,288 g (Ref. 56212); max. published weight: 1,275.0 g

bathypelagic; marine; depth range 512 - 1520 m (Ref. 56212)

shark-references Species-ID=332;