| Whaitsiidae Temporal range: Late Permian  | |
|---|---|
|   | |
| Theriognathus laticeps skull at the Museum für Naturkunde, Berlin | |
| Scientific classification   | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Clade: | Synapsida | 
| Clade: | Therapsida | 
| Clade: | † Therocephalia | 
| Superfamily: | † Whaitsioidea | 
| Family: | † Whaitsiidae Haughton, 1918 | 
| Genera | |
 
  
 Whaitsiidae is an extinct family of therocephalian therapsids. [1]