Genus:
Policordia >
Family:
Lyonsiellidae >
Superfamily:
Verticordioidea >
Superorder:
Anomalodesmata >
Subterclass:
Euheterodonta >
Infraclass:
Heteroconchia >
Subclass:
Autobranchia >
Class:
Bivalvia >
Phylum:
Mollusca >
Kingdom:
Animalia >
Unranked:
Biota >