Helmolepis
Helmolepis is an extinct genus of prehistoric bony fish that lived during the Early Triassic epoch in what is now Greenland, Madagascar and Canada (British Columbia).[1] Species of Helmolepis are small (between 5 centimetres (0.16 ft) and 8 centimetres (0.26 ft)). This genus is closely related with Platysiagum.
| Helmolepis | |
|---|---|
| Scientific classification | |
| Kingdom: | |
| Phylum: | |
| Class: | |
| Order: | |
| Family: | †Platysiagidae |
| Genus: | †Helmolepis Stensiö, 1932 |
| Type species | |
| †Helmolepis gracilis Stensiö, 1932 | |
| Other species | |
| |
See also
- Prehistoric fish
- List of prehistoric bony fish
References
- Sepkoski, Jack (2002). "A compendium of fossil marine animal genera". Bulletins of American Paleontology. 364: 560. Archived from the original on 2008-04-30. Retrieved 2009-02-27.
Further reading
- Mutter, Raoul J. (2005). "Re-assessment of the genus Helmolepis Stensiö 1932 (Actinopterygii: Platysiagidae) and the evolution of Platysiagids in the Early-Middle Triassic". Eclogae Geologicae Helvetiae. 98 (2): 271–280. doi:10.1007/s00015-005-1164-7.
- Neuman, Andrew G.; Mutter, Raoul J. (2005). "Helmolepis cyphognathus, sp. nov., a new platysiagid actinopterygian from the Lower Triassic Sulphur Mountain Formation (British Columbia, Canada)". Canadian Journal of Earth Sciences. 42: 25–36. doi:10.1139/e04-096.
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