Apristurus melanoasper
IGLÉSIAS, NAKAYA & STEHMANN, 2004
Black roughscale catshark
Classification: Elasmobranchii Carcharhiniformes Pentanchinae
Reference of the original description
Apristurus melanoasper, a new species of deep-water catshark from the North Atlantic (Chondrichthyes: Carcharhiniformes: Scyliorhinidae). Cybium, 28 (4): 345-356
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
Image in copyright.
Image in copyright.
Synonyms / new combinations and misspellings
Apristurus cf. melanoasper
Apristurus cf. melanoasper
Types
Apristurus melanoasper
Holotype: MNHN: 2000-1757; Paratype: ARC: 8602997; MCZ: 125408; MNHN: 2000-1765; MNHN: 2000-1764; MNHN: 2000-1763; MNHN: 2000-1760; MNHN: 2000-1759; MNHN: 2000-1758; MNHN: 2000-1756; MNHN: 2000-1755; MNHN: 1999-0780; MNHN: 2000-1762; MNHN: 2000-1761; MNHN: 2000-1754; MNHN: 1999-0783; MNHN: 1999-0782; MNHN: 2000-1766; MNHN: 2000-1767; MNHN: 2000-1768; MNHN: 2001-1111; ZMH: 25526 (old: ISH 26-1974); ZMH: 25527 (old: ISH 49-1974);
Apristurus melanoasper
Holotype: MNHN: 2000-1757; Paratype: ARC: 8602997; MCZ: 125408; MNHN: 2000-1765; MNHN: 2000-1764; MNHN: 2000-1763; MNHN: 2000-1760; MNHN: 2000-1759; MNHN: 2000-1758; MNHN: 2000-1756; MNHN: 2000-1755; MNHN: 1999-0780; MNHN: 2000-1762; MNHN: 2000-1761; MNHN: 2000-1754; MNHN: 1999-0783; MNHN: 1999-0782; MNHN: 2000-1766; MNHN: 2000-1767; MNHN: 2000-1768; MNHN: 2001-1111; ZMH: 25526 (old: ISH 26-1974); ZMH: 25527 (old: ISH 49-1974);
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 06/2013
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Common names
Holbiche noire,
Black roughscale catshark
Holbiche noire,
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).
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).
Distribution
Western North Atlantic: slope, off northern U.S. and northeast of North Atlantic (off France, Ireland and British Isles).
Western North Atlantic: slope, off northern U.S. and northeast of North Atlantic (off France, Ireland and British Isles).
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
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



