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 Axinopsidinae Frank Bernard, 1983
               1 Genus Axinopsida Keen & Chavan, 1951
               2 Genus Adontorhina Berry, 1947