| Cincelichthys ufermanni (Allgayer, 2002) |
| Copadichromis Eccles & Trewavas, 1989 |
| Copadichromis borleyi (Iles, 1960) |
| Coptodon Gervais, 1853 |
| Coptodon rendalli (Boulenger, 1897) |
| Coptodon zillii (Gervais, 1848) |
| Cribroheros Rícan & Piálek, 2016 |
| Cribroheros longimanus (Günther, 1867) |
| Cribroheros robertsoni (Regan, 1905) |
| Cryptoheros Allgayer, 2001 |
| Cryptoheros chetumalensis Schmitter-Soto, 2007 |
| Cryptoheros spilurus (Günther, 1862) |
| Cyathopharynx Regan, 1920 |
| Cyathopharynx furcifer (Boulenger, 1898) |
| Cyrtocara Boulenger, 1902 |
| Cyrtocara moorii Boulenger, 1902 |
| Dimidiochromis Eccles & Trewavas, 1989 |
| Dimidiochromis compressiceps (Boulenger, 1908) |
| Guianacara Kullander & Nijssen, 1989 |
| Guianacara geayi (Pellegrin, 1902) |