Species
Pachystrophia helicoides Koken, 1896
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Mollusca | 
| Class | Gastropoda | 
| Subclass | Eogastropoda | 
| Order | Euomphalina | 
| Superfamily | Euomphaloidea | 
| Family | Holopeidae | 
| Genus | Pachystrophia | 
| Species | devexa | 
| dilatata | |
| helicoides | |
| vortex | 
 See also