[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Phylum Mollusca Linnaeus, 1758 - molluscs
     Class Bivalvia Linnaeus, 1758 - bivalves
       Family Thyasiridae Dall, 1900 (1895)
         1 Genus Axinus Sowerby, 1821
         2 Genus Axinopsida Keen & Chavan, 1951
         3 Genus Thyasira Lamarck, 1818