Třída: Actinopterygii - paprskoploutví
Řád: Cyprinodontiformes - halančíkovci
Čeleď: Rivulidae -

Typový druh: Cynolebias xavantei Costa, Lacerda & Tanizaki, 1988

Reference: Costa W. J. E. M. 1989. Descrição de um gênero e duas espécies novas de peixes anuais do centro da América do sul (Cyprinodontiformes, Rivulinae). Comun. Mus. Ciênc. PUCRS, Sér. Zool. Porto Alegre v. 2 (no. 10). 191-202.

Přehled druhů

• Plesiolebias altamira Costa & Nielsen, 2007
  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.
• Plesiolebias canabravensis Costa & Nielsen, 2007
  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.
• Plesiolebias filamentosus Costa & Brasil, 2007
  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.
• Plesiolebias fragilis Costa, 2007
  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.

Statistické údaje

Počet druhů: 4