Plesiolebias is a genus of fish in the family Rivulidae. These annual killifish are endemic to seasonal pools, swamps and lagoons in the Araguaia–Tocantins, Xingu, and uppermost Paraguay (Pantanal) river basins in Brazil.[2]
| Plesiolebias | |
|---|---|
| |
| Plesiolebias glaucopterus | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Cyprinodontiformes |
| Family: | Rivulidae |
| Genus: | Plesiolebias W. J. E. M. Costa, 1989 |
| Type species | |
| Cynolebias xavantei Costa, Lacerda & Tanizaki, 1988[1]
| |
They are small fish, up to 5 cm (2.0 in) in total length.[3] As typical of killifish, males are more colorful than females.[2]
Species edit
Plesiolebias and the closely related Maratecoara, Papiliolebias, Pituna and Stenolebias form a clade, Plesiolebiasini.[2]
There are currently eight recognized species in Plesiolebias:[3]
- Plesiolebias altamira W. J. E. M. Costa & D. T. B. Nielsen, 2007
- Plesiolebias aruana (Lazara, 1991)
- Plesiolebias canabravensis W. J. E. M. Costa & D. T. B. Nielsen, 2007
- Plesiolebias filamentosus W. J. E. M. Costa & G. C. Brasil, 2007
- Plesiolebias fragilis W. J. E. M. Costa, 2007
- Plesiolebias glaucopterus (W. J. E. M. Costa & Lacerda, 1989)
- Plesiolebias lacerdai W. J. E. M. Costa, 1989
- Plesiolebias xavantei (W. J. E. M. Costa, Lacerda & Tanizaki, 1988)
References edit
- ^ Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Plesiolebias". Catalog of Fishes. California Academy of Sciences. Retrieved 15 September 2019.
- ^ a b c Costa, W.J.E.M. (2007). "Taxonomy of the plesiolebiasine killifish genera Pituna, Plesiolebias and Maratecoara (Teleostei: Cyprinodontiformes: Rivulidae), with descriptions of nine new species". Zootaxa. 1410: 1–41.
- ^ a b Froese, Rainer and Pauly, Daniel, eds. (2018). Species of Plesiolebias in FishBase. November 2018 version.
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