Tylostoma
Tylostoma
Biota | Animalia | Mollusca | Gastropoda | Caenogastropoda | Caenogastropoda incertae sedis | Campaniloidea | Tylostomatidae | Tylostoma
|  |  | Cuvier, 1795 | L. R. Cox, 1960 |  |  | Stoliczka, 1868 | Sharpe, 1849