·Biota
·Eukaryota
·Animalia
·Mollusca
·Gastropoda
·Heterobranchia
·Euthyneura
·Tectipleura
·Eupulmonata
·Stylommatophora
·Achatinina
·Streptaxoidea
·Streptaxidae
·Streptaxinae
·Haploptychius
·Haploptychius costulatus
SSHaploptychius costulatus edentulaCurrent