Natura - nature
actualia - actual entities
Mundus Plinius - physical world
naturalia - natural bodies
Biota
"neomura"
Domain Eukaryota Chatton, 1925 - eukaryotes
neokaryotes Cavalier-Smith 1993 - mitochondrial eukaryotes
neozoa Cavalier-Smith 1993
scotokaryotes Cavalier-Smith 2000
podiates Cavalier-Smith 2012 [nom. cl. nov.]
Amorphea Adl et al. 2012 [nom. cl. nov.]
Opisthokonta Cavalier-Smith 1987
Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith 2008
Kingdom Animalia Linnaeus, 1758 - animals
Planulozoa Wallberg, Thollesson, Farris & Jondelius 2004 [nom. cl. nov.]
Subkingdom Bilateria Hatschek, 1888 - bilaterians
Nephrozoa Jondelius, Ruiz-Trillo, Baguñà & Riutort 2002 [nom. cl. nov.]
Infrakingdom Protostomia Grobben, 1908
Superphylum Spiralia Schleip, 1929
Platytrochozoa Struck, Wey-Fabrizius, Golombek, Hering, Weigert, Bleidorn, Klebow, Iakovenko, Hausdorf, Petersen, Kück, Herlyn & Hankeln 2014 [nom. cl. nov.]
Lophotrochozoa Halanych, Bacheller, Aguinaldo, Liva, Hillis & Lake 1995 [nom. cl. nov.] - lophotrochozoans
Trochozoa Beklemischev, 1944 - trochozoans
Tetraneuralia Wanninger 2009 [nom. cl. nov.]
[Phylum] Mollusca Linnaeus, 1758 - molluscs
Subphylum Conchifera Gegenbauer, 1878
Ganglioneura
Pleistomollusca Kocot et al., 2011
Class Gastropoda Cuvier, 1795 - snails and slugs
Subclass Orthogastropoda Ponder & Lindberg, 1996
Apogastropoda
Superorder Heterobranchia J.E. Gray, 1840
Euthyneura
Tectipleura Schrödl, Jörger, Klussmann-Kolb & Wilson, 2011
Panpulmonata Jörger, Stöger, Kano, Fukuda, Knebelsberger & Schrödl, 2010
Order Eupulmonata Haszprunar & Huber, 1990
Suborder Stylommatophora - higher pulmonates
"Sigmurethra" Pilsbry, 1900
"limacoid clade"
Superfamily Gastrodontoidea Tryon, 1866
Family Euconulidae H.B. Baker, 1928
Genus Plegma Gude, 1911
Plegma caelatura (Ferussac, 1821)