Trichasaurus
| Trichasaurus Temporal range:  Kungurian | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Clade: | Synapsida | 
| Clade: | †Caseasauria | 
| Family: | †Caseidae | 
| Genus: | †Trichasaurus Williston, 1913 | 
| Trichasaurus Temporal range:  Kungurian | |
|---|---|
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Clade: | Synapsida | 
| Clade: | †Caseasauria | 
| Family: | †Caseidae | 
| Genus: | †Trichasaurus Williston, 1913 |