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 Thyasiridae Dall, 1900 (1895)
             Subfamily Thyasirinae Dall, 1900 (1895)
               1 Genus Thyasira Lamarck, 1818
               2 Genus Conchocele Gabb, 1866
               3 Genus Genaxinus Iredale, 1930
               4 Genus Maorithyas Fleming, 1950
               5 Genus Philis Fischer, 1861
               6 Genus Tauraxinus Sacco, 1901
               7 Genus Tomburchus Harry, 1969