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