Pitunais agenusoffishin thefamilyRivulidae.These annualkillifishareendemicto seasonal pools, swamps and lagoons in theAraguaia–Tocantins,Xingu,uppermostParanáandParanaíbariver basins in Brazil. Most are from savanna regions, butP. xinguensisis from theAmazon rainforest.[2][3]
| Pituna | |
|---|---|
Scientific classification
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Cyprinodontiformes |
| Family: | Rivulidae |
| Genus: | Pituna W. J. E. M. Costa,1989 |
| Type species | |
| Pituna poranga Costa, 1989[1]
| |
They are small fish, up to 4.5 cm (1.8 in) instandard length.[4]Males are overall brownish with a spotted greenish-golden,turquoiseor blue pattern, and a blue-black spot at theoperculum.Females are far duller.[2]
Species
editPitunaand the closely relatedMaratecoara,Papiliolebias,PlesiolebiasandStenolebiasform aclade,Plesiolebiasini.[2]
There are currently six recognized species inPituna:[4]
References
edit- ^Eschmeyer, William N.;Fricke, Ron & van der Laan, Richard (eds.)."Pituna".Catalog of Fishes.California Academy of Sciences.Retrieved15 September2019.
- ^abcCosta, 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.
- ^"Pituna Costa, 1989".
- ^abFroese, Rainer;Pauly, Daniel (eds.)."Species in genusPituna".FishBase.November 2018 version.
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