Asymbolus occiduus

LAST, GOMON & GLEDHILL, 1999


Western spotted catshark
Classification: Elasmobranchii Carcharhiniformes Pentanchidae

Reference of the original description
LAST, P.R. & GOMON, M.F. & GLEDHILL, D.C. (1999)
Australian spotted catsharks of the genus Asymbolus (Carcharhiniformes: Scyliorphinidae). Part 2: descriptions of three new, dark-spotted species. CSIRO Marine Laboratories, Report, 239: 19–35

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Types
Asymbolus occiduus
Holotype: CSIRO: H 2263-02; Paratype: CSIRO: H 2620-01; CSIRO: H 2613-01; CSIRO: CA 3333; CSIRO: CA 3334; CSIRO: CA 3332; CSIRO: CA 3331; CSIRO: T 500; CSIRO: H 2620-03; CSIRO: H 2620-02;


Description :


Citation: Asymbolus occiduus LAST, GOMON & GLEDHILL, 1999: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 11/2017

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Common names
eng Spotted cat shark, eng Western spotted catshark

Short Description
Original diagnosis after LAST, GOMON & GLEDHILL, 1999 [3372]: A medium-sized, spotted catshark of the genus Asymbolus with the following combination of characters: pale, yellowish green body with 8 or 9 pale brownish saddles on the upper surface and sides; body covered with sharply defined, brownish black spots, prominent dark spot usually beneath each eye and single spot on dorsal midline between each saddle; narrow trunk; relatively short head, preoral length and snout-vent distance; long caudal fin and deep caudal peduncle; low dorsal and pelvic fins; anal-fin base longer than pelvic-anal space; posterior margin of first dorsal fin 0.61- 0. 77 times its base; teeth ridged, with 5 main cusps; 37-41 monospondylous.centra.

Distribution
Eastern Indian Ocean: Southwestern Australia. Source: www.gbif.org

Biology
Oviparous, paired eggs are laid. Embryos feed solely on yolk [733]. Occurs on the continental shelf and slope (Ref. 75154).

Size / Weight / Age
60.1 cm TL (male/unsexed; (Ref. 36712)); 53 cm TL (female)

Habitat
pelagic-oceanic; marine; depth range 98 - 400 m (Ref. 36718)