Cephaloscyllium sarawakensis

YANO, AHMED, GAMBANG, HAMAD IDRIS, SOLAHUDDIN & AZNAN, 2005


Sarawak pygmy swell shark
Classification: Elasmobranchii Carcharhiniformes Scyliorhinidae

Reference of the original description
YANO, K. & AHMED, A. & GAMBANG, A. & HAMID IDRIS, A. & RAZEL AZAN, A. & AZNAN, Z. (2005)
Sharks and rays of Malaysia and Brunei, Darusalam. Marine Fishery Resources Development and Managment Department, Southeast Asian Fisheries Development Center, 2005

Image of the original description
Image in copyright.

Synonyms / new combinations and misspellings
Cephaloscyllium circulopullum, Cephaloscyllium parvum

Types
Cephaloscyllium sarawakensis
Holotype: MSR: 201 (IK-0002723); Paratype: MSR: 204; MSR: 202; MSR: 205 (IK-0002724); MSR: 212; NSMT: P 67617;
Cephaloscyllium circulopullum
Holotype: IK: 2725; Paratype: IK: 2726;
Cephaloscyllium parvum
Holotype: HUMZ: 109126; Paratype: HUMZ: 170770; HUMZ: 109127; HUMZ: 109125; HUMZ: 109124;


Description :


Citation: Cephaloscyllium sarawakensis YANO, AHMED, GAMBANG, HAMAD IDRIS, SOLAHUDDIN & AZNAN, 2005: In: Database of modern sharks, rays and chimaeras, www.shark-references.com, World Wide Web electronic publication, Version 01/2021

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Common names
eng Sarawak pygmy swell shark

Short Description
This small-sized shark is distinguished by the following characters: body comparatively slender with a short head; snout moderately flattened, short and broadly rounded; no labial furrows; small teeth in both jaws; an inflatable stomach for water or air; dorsal caudal fin without ridge of enlarged denticles; first dorsal fin origin about opposite origin of pelvic fin or anterior to it; distance between snout tip and first dorsal fin origin 44-48% of TL; from snout tip to pectoral fin origin < 20% of TL; mouth width 42-50% of HL; first dorsal fin larger than the second one; pectoral fins relatively large and broad. Field characters include, anterior nasal flaps not overlapping mouth posteriorly; adult color pattern of a few broad dark saddles on back and with vertical elongate dark blotch on center of body side between pectoral and pelvic fins, no white spots (Ref. 75538).

Distribution
Western Pacific: Malaysia and Brunei Darussalam.

Size / Weight / Age
32.0 cm TL (male/unsexed; (Ref. 75538)); 40 cm TL (female)

Habitat
benthopelagic; marine; depth range 118 - 165 m (Ref. 75538)

Remarks
shark-references Species-ID=1311; Taxonomic remarks: Cephaloscyllium circulopullum is considered as a junior synonym of Cephaloscyllium sarawakensis [20016];