Cetopangasius
| Cetopangasius | ||||||||||||
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| Miocene | ||||||||||||
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| Scientific name | ||||||||||||
| Cetopangasius | ||||||||||||
| Roberts & Jumnongthai , 1999 |
Cetopangasius is an extinct genus of fish fromthe shark catfish family (Pangasiidae). It is only known from the type species Cetopangasius chaetobranchus , the fossils of which were found in deposits from the Miocene of the Phetchabun province in north-central Thailand .
features
The genus Cetopangasius differs from other shark catfish by a very large head and the very high number of over 100 very long rays on the gill trap . The hard rays on the dorsal fin and pectoral fins are very strong and clearly serrated. The dorsal fin has 7, the pectoral fins have 13, the pelvic fins 5 or 6 and the anal fin 38 to 42 soft rays. The species C. chaetobranchus reached a length of about 50 cm.
swell
- Tyson R. Roberts: Miocene fishes from lake phetchuan in north-central Thailand, with descriptions of new taxa of Cyprinidae, Pangasiidae, and Chandidae . In: The Natural History Bulletin of the Siam Society . tape 47 , 1999, p. 153–189 (English, aseanbiodiversity.info [PDF; 2.4 MB ]).