Mustelus stevensi

WHITE & LAST, 2008


White-spotted gummy shark
Classification: Elasmobranchii Carcharhiniformes Triakidae

Reference of the original description
WHITE, W.T. & LAST, P.R. (2008)
Description of two new species of gummy sharks, genus Mustelus (Carcharhiniformes: Triakidae), from Australian waters. CSIRO Marine and Atmospheric Research Paper, 22: 189–202

Image of the original description

Mustelus stevensi sp. nov., holotype (CSIRO H 1035–13, adult male, 611 mm TL): ventral head view (preserved). In: WHITE, W.T. & LAST, P.R. (2008): Description of two new species of gummy sharks, genus Mustelus (Carcharhiniformes: Triakidae), from Australian waters. CSIRO Marine and Atmospheric Research Paper, 22: 189-202

Synonyms / new combinations and misspellings
Mustelus cf. stevensi



Description :


Citation: Mustelus stevensi WHITE & LAST, 2008: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 11/2018

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Mustelus stevensi sp. nov., holotype (CSIRO H 1035–13, adult male, 611 mm TL): lateral view (fresh); In: WHITE, W.T. & LAST, P.R. (2008): Description of two new species of gummy sharks, genus Mustelus (Carcharhiniformes: Triakidae), from Australian waters. CSIRO Marine and Atmospheric Research Paper, 22: 189-202
Common names
eng White-spotted gummy shark

Short Description
A relatively large species with the following set of characters: moderately tall dorsal fins, posterior margin mostly upright distally, the first dorsal-fin base length is 1.6-2.1 times anal-caudal space; buccopharyngeal denticles cover the entire palate and floor of mouth; long claspers of adult males are slender, strongly depressed, inner length about 8-11% TL, reaching to level of second dorsal-fin origin; the lower edge of spiracle usually at level with lower edge of eye; anal-fin insertion is slightly anterior to its apex; 76-80 precaudal vertebral centra; 33-35 monospondylous centra; dorsal color light yellowish grey with numerous small, diffuse-edged white spots in staggered, irregular rows on postspiracular head and body; the light and dark tonal coloration are not well demarcated; bases and inner lobe of dorsal fins of juveniles (<400 mm TL) with bases and inner lobe whitish and strongly contrasted to distal part of fin; caudal fin of juveniles not distinctly white-edged. [3345]

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

Size / Weight / Age
91.9 cm TL (male/unsexed; [3345]); 103.4 cm TL (female)

Habitat
benthopelagic; marine; depth range 121 - 402 m [3345]

Dentition
about 72/75 teeth rows [3345]

Remarks
64108