Kingdom Animalia  
 Phylum Chordata  
 Class Chondrichthyes  
 Order Squaliformes  
 Family Dalatiidae  
 Genus Dalatias  
  Dalatias licha  (Bonnaterre, 1788) 
Provider: Pofeng Lee& Shoou-Jeng Joung 
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Synonyms:Dalatias licaDalatias lichiaDalatias sparophagusDalatias tachiensisPseudoscymnus boshuensisScymnorhinus brevipinnisScymnorhinus lichaScymnorhinus phillippsiScymnus aquitanensisScymnus vulgarisSqualus americanus details
Citation: 臺灣魚類誌(沈等, 1993);李柏峰(2003)碩士論文;中國動物誌-圓口綱及軟骨魚綱(朱等, 2001);FAO Species Catalogue, Vol.4 Sharks of the world
Character: A moderate-sized, short-and blunt-snouted shark. Anterior nasal flaps short; snout broadly conical, rounded, and short; gill openings moderately broad and about equally wide; lips very thick, fringed or pleated, not suctorial; teeth very different in upper and lower jaws, uppers small, with narrow, hooked, needle-shaped cusps and no cusplets, lowers very large, bladelike, interlocked, with broad, erect, triangular cusps, small distal blades, and serrated edges; tooth rows 16 to 21/17 to 20. Two almost equal-sized spineless dorsal fins; first dorsal origin somewhat behind free rear tips of pectoral fins, first dorsal insertion well anterior to pelvic origins, closer to pectoral bases than pelvics; second dorsal origin about over middle of pelvic bases; pectoral fins with short, broadly rounded free rear tips, not broadly lobate or acute and elongated; caudal fin asymmetrical, not paddle-shaped, upper lobe long, lower lobe very short or virtually absent, subterminal notch well-developed. No anal fin. No precaudal pits or lateral keels on caudal peduncle. Dermal denticles with low flat, ridged, unicuspid crowns, not pedicellate. Cloaca without a luminous gland. Colour greyish to black orblackish brown, sometimes violet with black spots. 
Habitat: Maximum to at least 159 cm, possibly to 182 cm, males adult between 77 to 121 cm, females between 117 to 159 cm, size at birth about 30 cm. A common but sporadically distributed deepwater, warm-temperate and tropical shark of the outer continental and ins 
Distribution: South and Northeast off Taiwan; Western North Atlantic; Eastern Atlantic; Western Mediterranean; Western Indian Ocean; Western Pacific; Central Pacific. 
Utility: Caught for its squalene-rich liver, leather andmeat, also for fishmeal. 
Name Code: 383207
  IUCN Red List:VU A2bd+3d     Marine     
Suggested Link    The Fish Database of Taiwan  FishBase  Discover Life  World Register of Marine Species (WoRMS) 
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