living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Mollusca Linnaeus, 1758 - molluscs
           Class Gastropoda Cuvier, 1795 - snails and slugs
             Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs see Class Gastropoda Cuvier, 1795
               Order Archaeogastropoda Thiele, 1925 see Order Vetigastropoda Salvini-Plawen, 1980
                 Superfamily Cocculinacea Thiele, 1909 see Superfamily Cocculinoidea Dall, 1882
                   Family Cocculinidae Dall, 1882
                     1 Genus Cocculina Dall, 1882
                     2 Genus Teuthirostria Moskalev, 1976
                     3 Genus Caymanabyssia Moskalev, 1976
                     4 Genus Tentaoculus L.I. Moskalev, 1976
                     5 Genus Fedikovella L.I. Moskalev, 1976
                     6 Genus Kurilabyssia Moskalev, 1976
                     7 Genus Bandabyssia L.I. Moskalev, 1976