Phylum Mollusca Linnaeus, 1758 - molluscs
Class Bivalvia Linnaeus, 1758 - bivalves
Subclass Heterodonta Neumayr, 1884
see Clade Heterodonta Neumayr, 1884
Order Venerida Gray, 1854
Superfamily Lucinoidea Fleming, 1828
Family Ungulinidae Gray, 1854
Genus Diplodonta Bronn, 1831
1 Subgenus Diplodonta Bronn, 1831
2 Subgenus Zemysina Finlay, 1926