| Gastropoda Cuvier, 1797 (Class) |
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| Gastropoda Orthogastropoda Ponder & Lindberg, 1996 (Subclass) |
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| Gastropoda Orthogastropoda Opisthobranchia Milne Edwards, 1848 (Superorder) |
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| Anaspidea P. Fischer, 1883 (Order) |
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| Anaspidea Akeroidea Mazzarelli, 1891 (Superfamily) |
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| Akeridae Mazzarelli, 1891 (Family) |
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| Anaspidea Aplysioidea Lamarck, 1809 (Superfamily) |
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| Aplysiidae Lamarck, 1809 (Family) |
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| Dolabellinae Vaught, 1989 (Family) |
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| Dolabriferidae Pilsbry, 1895 (Family) |
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| Anaspidea Sacoglossa Thiele, 1931 (Suborder) |
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| Anaspidea Sacoglossa Cylindrobulloidea Thiele, 1931 (Superfamily) |
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| Cylindrobullidae Thiele, 1926 (Family) |
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| Anaspidea Sacoglossa Elysoidea Forbes & Hanley, 1851 (Superfamily) |
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| Boselliidae Marcus, 1982 (Family) |
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| Elysiidae Forbes & Hanley, 1851 (Family) |
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| Platyhedylidae Salvini-Plawen, 1973 (Family) |
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| Anaspidea Sacoglossa Limapontioidea Gray, 1847 (Superfamily) |
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| Caliphyllidae Thiele, 1912 (Family) |
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| Costasiellidae K.B. Clark, 1984 (Family) |
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| Hermaeidae Adams & Adams, 1854 (Family) |
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| Limapontiidae Gray, 1847 (Family) |
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| Anaspidea Sacoglossa Oxynooidea Adams & Adams, 1854 (Superfamily) |
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| Juliidae Smith, 1885 (Family) |
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| Oxynoidae Adams & Adams, 1854 (Family) |
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| Stiligeridae Iredale & O'Donoghue, 1923 (Family) |
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| Volvatellidae Pilsbry, 1895 (Family) |
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SysTax - Browse Taxonomy (beta)