Hoplopteryx
Hoplopterx Temporal range: Cretaceous | |
---|---|
Hoplopteryx specimen | |
Scientific classification | |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Actinopterygii |
Order: | Beryciformes |
Family: | Trachichthyidae |
Genus: | Hoplopteryx Lewesiensis Agassiz (1838) |
Hoplopteryx is an extinct genus of Trachichthyidae from the Cretaceous.
Biology
Hoplopteryx has a dorsal fin supported by nine unjointed, bony rays, deeply forked, homocercal tail, a moderately developed anal fin, and a pelvic fin located well forward. The snout is quite short, the eyes fairly large, and both jaws of the upturned mouth hold small teeth.
Habitat
Hoplopteryx was a marine fish, living in shallow chalk seas.
Size
Hoplopteryx was at a typical length 27cm.
Sources
- Fossils (Smithsonian Handbooks) by David Ward (Page 219)
External links
- Hoplopteryx in the Paleobiology Database
Wikimedia Commons has media related to Hoplopteryx. |
This article is issued from Wikipedia - version of the 6/13/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.