| Species | Name Used in Reference |
|---|---|
| Diapoma alburnum (Hensel, 1870) | Cyanocharax alburnus (p. 39) |
| Diapoma alegretense (Malabarba & Weitzman, 2003) | Cyanocharax alegretensis (p. 39) |
| Diapoma dicropotamicus (Malabarba & Weitzman, 2003) | Cyanocharax dicropotamicus (p. 39) |
| Diapoma itaimbe (Malabarba & Weitzman, 2003) | Cyanocharax itaimbe (p. 39) |
| Diapoma obi (Casciotta, Almirón, Piálek & ŘÃÄan, 2012) | Cyanocharax obi (p. 42;fig.3-8;tab.2) |
| Diapoma tipiaia (Malabarba & Weitzman, 2003) | Cyanocharax tipiaia (p. 39) |
| Diapoma uruguayense (Messner, 1962) | Cyanocharax uruguayensis (p. 39) |