Cephaloscyllium silasi

(Talwar, 1974)

Indian swellshark
Classification: Elasmobranchii Carcharhiniformes Scyliorhinidae

Reference of the original description
Talwar, P.K. (1974)
On a new bathypelagic shark, Scyliorhinus (Halaelurus) silasi (Fam: Scyliorhinidae) from the Arabian Sea. Journal of the Marine Biological Association of India, 14(2), 779–783

Image of the original description
Image in copyright.

Synonyms / new combinations and misspellings
Scyliorhinus silasi, Scyliorhinus (Halaelurus) silasi

Cephaloscyllium silasi
Holotype: ZSI: F6562/2; Paratype: ZSI: F6566/2; ZSI: F6564/2; ZSI: F6563/2;

Description :

Citation: Cephaloscyllium silasi (Talwar, 1974): In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 07/2024

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Cephaloscyllium silasi (Talwar, 1974), male, from Andaman waters © Ravi Ranjan Kumar, India
Common names
spa Pejegato de Silas, fra \(T\) Holbiche indienne, eng Indian swell shark, eng Indian swellshark

Short Description
Description after AKHILESH et al., 2014 [20519]: A small shark with a stout body and expanded belly. No labial furrows (a vestigial lower labial furrow may present), anterior nasal flaps broadly triangular. Head depressed, flattened and broad, rounded in dorsal and ventrally, mouth large and arched. Five gill slits, dorsolaterally placed and last two gill slits over pectorals. 1–3 gill slits subequal in length, 5th smallest. Eyes dorsolateral and slit like.

Western Indian Ocean: vicinity of Quilon, India [517] and Sauqira Bay, Oman [20051]; Arabian Sea, off Kollam (Kerala), south-west coast of India, 250–500 m [20519];
: First record: 2016: off North Sentinel Island of Andaman and Nicobar Islands, India [24329]

Human uses
fisheries: of no interest

Oviparous, paired eggs are laid. Embryos feed solely on yolk [733].

Size / Weight / Age
45.0 cm TL (female/unsexed; [20519])

bathydemersal; marine; depth range 250 - 500 m [20519]

shark-references Species-ID=1313;