Somniosus
| Somniosus Temporal range: Early Oligocene to present | |
|---|---|
 | |
| Greenland shark, Somniosus microcephalus | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Subclass: | Elasmobranchii |
| Order: | Squaliformes |
| Family: | Somniosidae |
| Genus: | Somniosus Lesueur, 1818 |
Somniosus is a widely distributed genus of deepwater dogfish sharks in the family Somniosidae.[2] Several members of the genus are believed to attain lengths up to 7 m, thus rank among the largest of sharks.
Species
- Somniosus antarcticus Whitley, 1939 (southern sleeper shark)
- Somniosus longus Tanaka, 1912 (frog shark)
- Somniosus microcephalus Bloch & J. G. Schneider, 1801 (Greenland shark)
- Somniosus pacificus Bigelow & Schroeder, 1944 (Pacific sleeper shark)
- Somniosus rostratus A. Risso, 1827 (little sleeper shark)
- Somniosus sp. A Not yet described (longnose sleeper shark)
See also
References
- ↑ Bruce J. Welton; James L. Goedert (2016). "New fossil species of Somniosus and Rhinoscymnus (Squaliformes: Somniosidae), deep water sharks from Oligocene rocks of Western Washington State, USA". New Mexico Museum of Natural History and Science Bulletin. 74: 309–326.
- ↑ Yano, K.; Stevens, J. D.; Compagno, L. J. V. (December 2004). "A review of the systematics of the sleeper shark genus Somniosus with redescriptions of Somniosus (Somniosus) antarcticus and Somniosus (Rhinoscymnus) longus (Squaliformes: Somniosidae)". Ichthyological Research. Springer. 51 (4): 360–373. doi:10.1007/s10228-004-0244-4. Retrieved 2012-02-15.
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