| Cyclichthys | |
|---|---|
| |
| Cyclichthys spilostylus | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Tetraodontiformes |
| Family: | Diodontidae |
| Genus: | Cyclichthys Kaup, 1855 |
Cyclicthys is a genus of fish in the porcupinefish family, Diodontidae. Species in the genus are often known as swelltoads.