Species
Tolmachovia concentrica Howell et Kobayashi, 1936
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Mollusca | 
| Class | Rostroconchia | 
| Order | Ribeirioida | 
| Superfamily | Ischyrinioidea | 
| Family | Ischyriniidae | 
| Genus | Tolmachovia | 
| Species | concentrica | 
| sublirata | 
 See also