Sternoptyx
| Sternoptyx | |
|---|---|
| |
| Diaphanous hatchetfish (S. diaphana) | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Stomiiformes |
| Family: | Sternoptychidae |
| Subfamily: | Sternoptychinae |
| Genus: | Sternoptyx Hermann, 1781 |
Sternoptyx is an
ray-finned fish genus which belongs in the family Sternoptychidae. This is the type genus of the Sternoptychidae, as well as the marine hatchetfish subfamily
Sternoptychinae.
Sternoptyx have silvery, high, and laterally compressed bodies and large, non-telescopic eyes.standard length.[2]
Species
There are currently four recognized species in this genus:[2]
- Sternoptyx diaphana Hermann, 1781 (Diaphanous hatchetfish)
- Sternoptyx obscura Garman, 1899
- Sternoptyx pseudobscura R. C. Baird, 1971 (Highlight hatchetfish)
- Sternoptyx pseudodiaphana Borodulina, 1977 (False oblique hatchetfish)
Early Oligocene, about 30 million years ago.[3]
References
- ^ Baird, R. C. (1971). "The systematics, distribution, and zoogeography of the marine hatchetfishes (family Sternoptychidae)". Bulletin of the Museum of Comparative Zoology. 142: 1–128.
- ^ a b Froese, Rainer and Pauly, Daniel, eds. (2012). Species of Sternoptyx in FishBase. February 2012 version.
- ^ Sepkoski, Jack (2002): [Sternoptyx]. In: A compendium of fossil marine animal genera. Bulletins of American Paleontology 364: 560. HTML database excerpt
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