Original description:
- Myers, George Sprague. 1940. "Suppression of Acaropsis and Chalcinus, two preoccupied generic names of South American fresh-water fishes". Stanford Ichthyological Bulletin. 1(5):170 (crc00217)
Type species: Acara nassa Heckel, 1840 (name replacement).
Synonyms:
- Acaropsis Steindachner, 1875. Determiner: Kullander, Sven, 1986
Described species included (6):
valid: 2 synonym: 4- Acara nassa Heckel, 1840 (valid)
- Acara cognatus Heckel, 1840 (synonym)
- Acara unicolor Heckel, 1840 (synonym)
- Centrarchus rostratus Jardine, 1843 (synonym)
- Apistogramma ambloplitoides Fowler, 1940 (synonym)
- Acaronia vultuosa Kullander, 1989 (valid)