Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Clade neomura Cavalier-Smith, 1987
             Domain Eukaryota Chatton, 1925 - eukaryotes
               Clade discaria Cavalier-Smith, 2021
                 Clade dorsates Cavalier-Smith, 2021
                   Clade podiates Cavalier-Smith, 2012
                     [crown] Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
                       [crown] Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
                         [crown] Clade Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020] - animal-fungal clade
                           Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
                             Clade filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith, 2008
                               Kingdom Animalia Linnaeus, 1758 - animals
                                 Clade Planulozoa Wallberg, Thollesson, Farris & Jondelius 2004
                                   Subkingdom Bilateria Hatschek, 1888 - bilaterians
                                     Clade Nephrozoa Jondelius, Ruiz-Trillo, Baguñà & Riutort 2002
                                       Infrakingdom Protostomia Grobben, 1908
                                         Superphylum Spiralia Schleip, 1929
                                           Clade Platytrochozoa Struck, Wey-Fabrizius, Golombek, Hering, Weigert, Bleidorn, Klebow, Iakovenko, Hausdorf, Petersen, Kück, Herlyn & Hankeln 2014
                                             Clade Lophotrochozoa Halanych, Bacheller, Aguinaldo, Liva, Hillis & Lake 1995 - lophotrochozoans
                                               Clade Trochozoa Beklemischev, 1944 - trochozoans
                                                 Clade Tetraneuralia Wanninger 2009
                                                   Phylum Mollusca Linnaeus, 1758 - molluscs
                                                     Subphylum Conchifera Gegenbauer, 1878
                                                       Ganglioneura Rudophi, 1812
                                                         Clade Pleistomollusca Kocot, Cannon, Todt, Citarella, Kohn, Meyer, Santos, Schander, Moroz, Lieb & Halanych 2011
                                                           Class Gastropoda Cuvier, 1795 - snails and slugs
                                                             Subclass Orthogastropoda Ponder & Lindberg, 1995
                                                               Apogastropoda Salvini-Plawen & Haszprunar, 1987
                                                                 Superorder Caenogastropoda Cox, 1960
                                                                   Order Sorbeoconcha Ponder & Lindberg, 1997
                                                                     Suborder Hypsogastropoda Ponder & Lindberg, 1997
                                                                       Infraorder Littorinimorpha Pchelintsev, 1963
                                                                         Superfamily Cypraeoidea Rafinesque, 1815
                                                                           Family Ovulidae Fleming, 1822 - egg snails
                                                                             Subfamily Ovulinaeᵀ Fleming, 1822
                                                                               Tribe Ovuliniᵀ Fleming, 1822
                                                                                 Genus Crenavolva Cate, 1973
                                                                                   Subgenus Crenavolva (Crenavolva)ᵀ Cate, 1973
                                                                                     Crenavolva (Crenavolva) striatula (G. B. Sowerby I, 1828)
                                                                                       Crenavolva (Crenavolva) striatula traillii (A. Adams, 1855)