| Scyliorhinidae (Cat sharks), subfamily: Scyliorhininae |
| 39.7 cm TL (male/unsexed); 44.1 cm TL (female) |
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benthopelagic; marine; depth range 100 - 200 m |
| Pacific Ocean: South China Sea (western south Taiwan, Hong Kong, Gulf of Tongking, Vietnam, Malaysia). |
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This small-sized shark is distinguished by the following characters: adults with two distinct and wide brown saddle blotches before first dorsal fin while juveniles with 3; first saddle immediately behind eye, second over posterior 1/3 of base and inner margin of pectoral fin, the third a little before first dorsal fin, which fades with growth; dark lateral circular to oblong blotches above gill openings and on lateral side of trunk; young individuals with many polka dots on body and fins; anterior nasal flap triangular without an elongate flap (Ref. 98601).
Description: 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). |
| All specimens were collected by trawl nets near the edge of the continental shelf (Ref. 75538). |
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Critically Endangered (CR); Date assessed: 20 May 2020 (A2d) Ref. (130435)
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| harmless |
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Type localities: off Tanjong Sirik, Sarawak, MSR201 (holotype of Cephaloscyllium sarawakensis, 35.4 cm TL, female) (Ref. 75538); off Sarawak, Borneo Island, HUMZ 109126 (holotype of Cephaloscyllium parvum; off Tanjong, Sirik, Sarawak, MSR IPP (M) (holotype of Cephaloscyllium circulopullum, 37.7 cm TL, adult male) (Ref. 75538). Known off Tanjong, Sirik, Sarawak. Rarely caught with deep water trawl nets in Sarawak. Not found din the markets where the study was done (Ref. 75538). Also Ref. 94801. |
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