Genus
Stiphrothyris Buckman, 1917
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Brachiopoda | 
| Subphylum | Rhynchonelliformea | 
| Class | Rhynchonellata | 
| Order | Terebratulida | 
| Family | Loboidothyrididae | 
| Genus | Stiphrothyris | 
| Species | tumida | 
 See also 
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Brachiopoda | 
| Subphylum | Rhynchonelliformea | 
| Class | Rhynchonellata | 
| Order | Terebratulida | 
| Family | Loboidothyrididae | 
| Genus | Stiphrothyris | 
| Species | tumida |