Species:
Biomphalaria pfeifferi >
Genus:
Biomphalaria >
Tribe:
Helisomatini >
Subfamily:
Planorbinae >
Family:
Planorbidae >
Superfamily:
Lymnaeoidea >
Superorder:
Hygrophila >
Subterclass:
Tectipleura >
Infraclass:
Euthyneura >
Subclass:
Heterobranchia >
Class:
Gastropoda >
Phylum:
Mollusca >
Kingdom:
Animalia >
Unranked:
Biota >