| Physopyxis | |
|---|---|
| |
| |
| Physopyxis lyra, conventional and X-ray images | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Siluriformes |
| Family: | Doradidae |
| Subfamily: | Astrodoradinae |
| Genus: | Physopyxis Cope, 1871 |
| Type species | |
| Physopyxis lyra Cope, 1872
| |
Physopyxis is a genus of thorny catfishes native to tropical South America.