| Cotylopus | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Gobiiformes |
| Family: | Oxudercidae |
| Subfamily: | Sicydiinae |
| Genus: | Cotylopus Guichenot, 1863 |
| Type species | |
| Cotylopus acutipinnis Guichenot, 1863
| |
Cotylopus is a genus of gobies native to streams and rivers in Mauritius, Réunion, Mayotte, and Anjouan in the Comoros, which are all islands in the Western Indian Ocean off Africa.