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 Felaniella Dall, 1899
               1 Subgenus Felaniella Dall, 1899
               2 Subgenus Zemysia Finlay, 1926 see Genus Zemysia Finlay, 1926