Kingdom Animalia  
 Phylum Chordata  
 Class Actinopterygii  
 Order Ophidiiformes  
 Family Carapidae  
 Genus Onuxodon  
  Onuxodon parvibrachium  (Fowler, 1927) 
Provider: Yeh, Hsin-Ming 
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Synonyms:Carapus parvibrachiumCarapus reediOnuxodon parvibranchium  details
Citation: 臺灣魚類誌(沈等, 1993);Fishes of Japan(Nakabo, 2002)
Character: Eel-like, shallow to moderate body depth; adults small, less than 100 mm, trunk compressed; 1 to several large symphyseal fangs on premaxilla and dentary; anterior swim bladder modified into 'rockerbone'; posterior part of swimbladder embedded in hypaxial musculature; predorsal bone present; pelvic fins absent; pectoral fin rays supported by numerous small distal radials. Pectoral fins short (16 to 29% head length); eyes small (deameter 8 to 16% head length); precaudal vertebrae 16-18; lateralis papillae not visible on head or anterior lateral line. 
Habitat: Uncommon species. Commensal inquiline in the giant oyster Pycnodonta hyotis<\i>. Host species Atrina vexillum<\i> and Lopha cristagalli<\i>. 
Distribution: Shallow waters of coral reef. Indo-West Pacific from South Africa to Hawaii, Amami-Oshima Island, Taiwan. 
Name Code: 381241
  IUCN Red List:LC      Marine     
Suggested Link    The Fish Database of Taiwan  FishBase  Discover Life  World Register of Marine Species (WoRMS) 
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