| Scientific Name | TSN | Taxon Author | Common Name | Name Source | Usage | Reason (ITIS) | Taxon Rank |
|---|
| Janua benhami | 185513 | (Pillai, 1970) | | ITIS | invalid | junior synonym of Janua pseudocorrugata mannarensis | Species |
| Janua pseudocorrugata mannarensis | 185511 | Pillai, 1970 | | ITIS | valid | | Subspecies |
| Janua pseudocorrugata pseudocorrugata | 185510 | Uchida, 1971 | | ITIS | valid | | Subspecies |
| Neodexiospira behami | 185514 | Pillai, 1970 | | ITIS | invalid | junior synonym of Janua pseudocorrugata mannarensis | Species |
| Neodexiospira mannarensis | 185512 | Pillai, 1970 | | ITIS | invalid | junior synonym of Janua pseudocorrugata mannarensis | Species |
