Apristurus bucephalus

WHITE, LAST & POGONOSKI, 2008


Bighead catshark
Classification: Elasmobranchii Carcharhiniformes Pentanchinae

Reference of the original description
WHITE, W.T. & LAST, P.R. & POGONOSKI, J.J. (2008)
Apristurus bucephalus sp. nov., a new deepwater catshark (Carcharhiniformes: Scyliorhinidae) from southwestern Australia. CSIRO Marine and Atmospheric Research Paper, 22: 105–112

Image of the original description

Apristurus bucephalus sp. nov., female holotype (CSIRO H 2615–01, 675 mm TL, fresh): ventral view of head. In: WHITE, W.T. & LAST, P.R. & POGONOSKI, J.J. (2008): Apristurus bucephalus sp. nov., a new deepwater catshark (Carcharhiniformes: Scyliorhinidae) from southwestern Australia. CSIRO Marine and Atmospheric Research Paper, 22: 105-112

Types
Apristurus bucephalus
Holotype: CSIRO: H 2615-01;


Description :


Citation: Apristurus bucephalus WHITE, LAST & POGONOSKI, 2008: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 05/2017

Please send your images of "Apristurus bucephalus" to info@shark-references.com

Apristurus bucephalus sp. nov., female holotype (CSIRO H 2615–01, 675 mm TL, fresh): lateral view; In: WHITE, W.T. & LAST, P.R. & POGONOSKI, J.J. (2008): Apristurus bucephalus sp. nov., a new deepwater catshark (Carcharhiniformes: Scyliorhinidae) from southwestern Australia. CSIRO Marine and Atmospheric Research Paper, 22: 105-112
Common names
eng Bighead catshark

Short Description
This moderately-large species has the following characters: labial furrows of upper and lower subequal in length; relatively short preorbital snout; very robust head, its width (at mouth corners) 13.9% TL; large mouth, its width 11.1% TL; large orbit, its length 3.7% TL; relatively long length of prepectoral and prepelvic; first dorsal fin is slightly smaller than second one, its origin well forward of pelvic fin insertion; tall anal fin, short based, triangular in shape; widely spaced dermal denticles, moderately large, deciduous, with long medial cusps; species size to at least 67.5 cm TL; uniformly medium yellowish brown body and fins ; about 66 teeth rows in upper jaw, about 55 rows in lower jaw; adult female teeth with 5 cusps, 1 very long medial cusp, 2 much shorter inner lateral cusps, 2 much shorter outer lateral cusps situated anteriorly to inner lateral cusps; 35 monospondylous vertebrae; 26 diplospondylous precaudal vertebrae; about 108 total vertebrae [3337].

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

Size / Weight / Age
67.5 cm TL (female)

Habitat
bathydemersal; marine; depth range 1030 - 1140 m [3337]