Gattungsbeschreibung: Regan, Charles Tate. 1905. „A revision of the fishes of the South-American cichlid genera Acara, Nannacara, Acaropsis, and Astronotus“. Annals and Magazine of Natural History. (Ser. 7) v. 15: pp. 329-347
Typusart: Nannacara anomala REGAN, 1905
Beschriebene Arten:
Nannacara adoketa KULLANDER & PRADA-PEDREROS, 1993
Nannacara anomala REGAN, 1905
Nannacara aureocephalus ALLGAYER, 1983
Nannacara quadrispinae STAECK & SCHINDLER, 2004
Nannacara taenia REGAN, 1912