Phylum Mollusca Linnaeus, 1758 - molluscs
Class Gastropoda Cuvier, 1795 - snails and slugs
Subclass Heterobranchia Burmeister, 1837 [monotypic]
see Superorder Heterobranchia Burmeister, 1837
Order Heterostropha Fischer, 1885
Superfamily Rissoelloidea Gray, 1850
Family Cornirostridae Ponder, 1990
Genus Anomalorbis Paul, 1991, nom. illeg.
see Genus Anomalorbina Paul, 1996