Phylum Mollusca Linnaeus, 1758 - molluscs
Class Gastropoda Cuvier, 1795 - snails and slugs
Subclass Divasibranchia Minichev & Starobogatov, 1975
Order Stylommatophora Schmidt, 1855
see Infraorder Stylommatophora Schmidt, 1855
(Achatinid Sigmurethra)
Suborder Sigmurethra Pilsbry, 1900
see Group Sigmurethra Pilsbry, 1900
Superfamily Achatinoidea Swainson, 1840
Family Subulinidae Fischer & Crosse, 1877
Subfamily Cryptelasminae Germain, 1916 [monotypic]
see Subfamily Coeliaxinae Pilsbry, 1907
Genus Cryptelasmus Pilsbry, 1907
Subgenus Eucryptelasmus Jaume & de Fuentes, 1943