Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Gastropoda Cuvier, 1795 - snails and slugs
     Subclass Opisthobranchia Milne-Edwards, 1848 - opisthobranchs see Order Opisthobranchia Milne-Edwards, 1848
       Order Sacoglossa Ihering, 1876 - sacoglossans
         Suborder Tamanovalvina
           Superfamily Julioidea see Superfamily Oxynooidea Stoliczka, 1868 (1847)
             Family Stiligeridae Iredale & O'Donoghue, 1923 see Family Limapontiidae Gray, 1847
               Subfamily Stiligerinae Iredale & O'Donoghue, 1923 see Family Stiligeridae Iredale & O'Donoghue, 1923
                 1 Genus Stiliger Ehrenberg, 1828
                 2 Genus Alderella Odhner, 1968
                 3 Genus Alderia Allman, 1845
                 4 Genus Alderiopsis Baba, 1968
                 5 Genus Calliopaea d'Orbigny, 1837
                 6 Genus Ercolania Trinchese, 1872
                 7 Genus Placida Trinchese, 1876