| Helicidae Rafinesque, 1815 (Family) |
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| Helicidae subfam. Helicinae Rafinesque, 1815 (Subfamily) |
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| Otala Schumacher, 1817 (Genus) |
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| Otala alabastrites (Michaud, 1833) (Species) |
C | | | | | | | | | | details |
| Otala boghariensis (Debeaux, 1857) (Species) |
C | | | | | | | | | | details |
| Otala constantina (Forbes, 1838) (Species) |
C | | | | | | | | | | details |
| Otala jourdaniana (Species) |
C | | | | | | | | | | details |
| Otala juilleti (Terver, 1839) (Species) |
C | | | | | | | | | | details |
| Otala lucasi (Deshayes, 1848) (Species) |
C | | | | | | | | | | details |
| Otala vermiculata (Müller, 1774) (Species) |
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| Otala subgen. Deserticola (Subgenus) |
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| Otala tigri (Species) |
C | | | | | | | | | | details |
| Otala subgen. Dupotetia (Subgenus) |
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| Otala dupotetiana (Species) |
C | | | | | | | | | | details |
| Otala xanthodon (Species) |
C | | | | | | | | | | details |
| Otala subgen. Otala (Subgenus) |
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| Otala lactea (O.F. Müller, 1774) (Species) |
C | | | | | | | | | | details |
| Otala massylaea (Morelet, 1851) (Species) |
C | | | | | | | | | | details |
| Otala punctata (O.F. Müller, 1774) (Species) |
C | | | | | | | | | | details |
| Otala punica (Morelet, 1851) (Species) |
C | | | | | | | | | | details |