 [organisms]
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
 [organisms]
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Phylum Mollusca Linnaeus, 1758 - molluscs
 Phylum Mollusca Linnaeus, 1758 - molluscs
     Class Gastropoda Cuvier, 1795 - snails and slugs
 Class Gastropoda Cuvier, 1795 - snails and slugs
       Family Cavoliniidae Gray, 1850 (1815)
 Family Cavoliniidae Gray, 1850 (1815)
         1 Genus Cavolinia Abildgaard, 1791
 1 Genus Cavolinia Abildgaard, 1791
         2 Genus Diacavolinia van der Spoel, 1987
 2 Genus Diacavolinia van der Spoel, 1987
         3 Genus Diacria Gray, 1840
 3 Genus Diacria Gray, 1840
         4 Genus Clio Linnaeus, 1767
 4 Genus Clio Linnaeus, 1767
         5 Genus Creseis Rang, 1828
 5 Genus Creseis Rang, 1828
         6 Genus Hyalocylis Fol, 1875
 6 Genus Hyalocylis Fol, 1875
         7 Genus Styliola Gray, 1847
 7 Genus Styliola Gray, 1847
         8 Genus Cuvierina Boas, 1886
 8 Genus Cuvierina Boas, 1886