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Pseudotriakis microdon Capello, 1868
Pseudotriacis microdon Capello, 1868; False Cat Shark

Life   Vertebrata   Fish   Pseudotriakidae   Pseudotriakis

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Following modified from Australian Faunal Directory
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Following modified from Taiwan Biodiversity National Information Network
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Kingdom Animalia  
 Phylum Chordata  
 Class Chondrichthyes  
 Order Carcharhiniformes  
 Family Pseudotriakidae  
 Genus Pseudotriakis  
  Pseudotriakis microdon    de Brito Capello, 1868 
Provider: Pofeng Lee& Shoou-Jeng Joung 
hierarchy tree    download xml    download txt    Chinese Page    
Synonyms: Pseudotriakis acrages Pseudotriakis acrales   details
Citation: 臺灣魚類誌(沈等, 1993); 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 large, bulky, dark-brown, soft-bodied shark with elongated, catlike eyes and nictitating eyelids, large spiracles, a huge, wide, angular mouth that reaches behind eyes, very short labial furrows, numerous small cuspidate teeth in 200 or more rows in each jaw, two large spineless dorsal fins and an anal fin, a low, long, keel-like first dorsal fin on back, no precaudal pits, and a caudal fin without a strong ventral lobe or lateral undulations on its dorsal margin. Body elongate; head wide and flattened above; interorbital elevated, convex; snout short, with rounded tip. Teeth in 294 rows above, 335 rows below, minute, extremely numerous, arranged in mosaic, each with larger median cusp and 1or 2 smaller lateral cusps on each side. Scales minute, each with acute tip. First dorsal long, low, gradually elevated posteriorly, about 1/6 as high as length at base, its origin midway between nostril and rear end of 2nd dorsal base, its free rear margin very short, its rear end of base terminating about over origin of ventrals. Second dorsal rather large, about twice as long as high, its origin little posterior to tip of ventral, its rear end of bese a little posterior to that of anal, its rear corner slightly produced. Unitormly dark brown, darkest on posterior margin of 2nd dorsal, anal and caudal, sides of body and tail with numerous vertical streaks of grayish brown.  
Habitat: A big deepwater bottom-dwelling shark of the continental and insular slopes at depths from 200 to 1500 m. The large body cavity, soft fins, and soft skin and muscularture of this shark suggests that it is relatively inactive and sluggish. Ovoviviparous, w 
Distribution: Western North Atlantic: New York to New Jersey. Eastern North Atlantic: Atlantic Slope off Iceland, France, Portugal, Madeira, Azores, Senegal, and Cape Verde Islands. Western Indian Ocean: Aldabra Islands group. Western Pacific: Japan and Taiwan Island.  
Utility: Utilization not reported 
Name Code: 383097
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