Original description:
- Kullander, Sven. 1986. "Cichlid Fishes of the Amazon River Drainage of Peru". Swedish Museum of Natural History. Cichlids Amazon. 1-431 (crc00282)
Type species: Acara flavilabris Cope, 1871 (original designation).
Described species included (8):
valid: 7 synonym: 1- Acara dorsiger Heckel, 1840 (valid)
- Acara flavilabris Cope, 1871 (valid)
- Acara freniferus Cope, 1872 (synonym)
- Acara (Acara) thayeri Steindachner, 1875 (valid)
- Acara curviceps Ahl, 1924 (valid)
- Laetacara fulvipinnis Staeck & Schindler, 2007 (valid)
- Laetacara araguaiae Ottoni & Costa, 2009 (valid)
- Laetacara flamannellus Ottoni, Bragança, Amorim & Gama, 2012 (valid)