[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 Cerithiopsidae Adams & Adams, 1853
         Genus Cerithiopsis Forbes & Hanley, 1851
           Cerithiopsis atalaya Watson, 1885
           Cerithiopsis barleei Jeffreys, 1867
           Cerithiopsis diadema Monterosato, 1874
           Cerithiopsis fayalensis Watson, 1886
           Cerithiopsis horrida (Monterosato, 1874)
           Cerithiopsis jeffreysi Watson, 1885
           Cerithiopsis minima (Brusina, 1865)
           Cerithiopsis nofronii Amati, 1987
           Cerithiopsis perlata (Monterosato, 1889)
           Cerithiopsis pulvis (Issel, 1869)
           Cerithiopsis scalaris (Locard, 1892)
           Cerithiopsis tenthrenois (Melvill, 1896)
           Cerithiopsis tubercularis (Montagu, 1803)