Nematolebias is a genus of fish in the family Rivulidae. These threatened annual killifish are endemic temporary waters, like pools, in the Atlantic Forest in Rio de Janeiro state, Brazil (the equally threatened killifish genera Leptolebias and Notholebias are restricted to the same state).[2]
| Nematolebias | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Cyprinodontiformes |
| Family: | Rivulidae |
| Genus: | Nematolebias W. J. E. M. Costa, 1998 |
| Type species | |
| Cynolebias whitei G. S. Myers, 1942[1]
| |
They are small fish that are up to 8 cm (3.1 in) in total length.[3] Like other killifish, the males are more colorful than females.[2]
Species
editThere are currently three recognized species in this genus:[2][3]
- Nematolebias catimbau W. J. E. M. Costa, Amorim & Aranha, 2014
- Nematolebias papilliferus W. J. E. M. Costa, 2002
- Nematolebias whitei G. S. Myers, 1942 (Rio pearlfish)
References
edit- ^ Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Nematolebias". Catalog of Fishes. California Academy of Sciences. Retrieved 15 September 2019.
- ^ a b c Costa, W.J.E.M., Amorim, P.F. & Aranha, G.N. (2014): Species limits and DNA barcodes in Nematolebias, a genus of seasonal killifishes threatened with extinction from the Atlantic Forest of south-eastern Brazil, with description of a new species (Teleostei: Rivulidae). Ichthyological Exploration of Freshwaters, 24 (3) [2013]: 225-236.
- ^ a b Froese, Rainer; Pauly, Daniel (eds.). "Species in genus Nematolebias". FishBase. November 2018 version.
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