Plesiolebias is a genus of fish in the family Rivulidae. These annual killifish are endemic to seasonal pools, swamps and lagoons in the AraguaiaTocantins, Xingu, and uppermost Paraguay (Pantanal) river basins in Brazil.[2]

Plesiolebias
Plesiolebias glaucopterus
Scientific classification Edit this 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

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Plesiolebias and the closely related Maratecoara, Papiliolebias, Pituna and Stenolebias form a clade, Plesiolebiasini.[2]

There are currently eight recognized species in Plesiolebias:[3]

References

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  1. ^ Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Plesiolebias". Catalog of Fishes. California Academy of Sciences. Retrieved 15 September 2019.
  2. ^ 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.
  3. ^ a b Froese, Rainer; Pauly, Daniel (eds.). "Species in genus Plesiolebias". FishBase. November 2018 version.