
Ovalentaria is a clade of ray-finned fishes within the Percomorpha. It includes the order Stiassnyiformes. Some authors have used it for a clade including Mugiloidei, Plesiopidae, Blenniiformes, Atherinomorpha, and Cichlidae. It was named by W. L. Smith and T. J. Near in Wainwright in 2012.
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Clade: | Percomorpha |
| (unranked): | Ovalentaria |