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Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Nephrozoa (Eubilateria)
Protostome (Protostomia)
Spiralia (Spiralians)
Lophotrochozoa
Mollusca (Molluscs)
Gastropoda (Gastropod)
Heterobranchia
Euthyneura
Tectipleura
Eupulmonata
Stylommatophora
Helicina (Helicina (subordo))
Punctoidea
Charopidae

Rotadiscinae (21215319)

Children (10 direct children, 77 direct and indirect children):

Ptychodon (tree size 22)

Radiodiscus (tree size 42)

Microcharopa (tree size 1)

Loisthodon (tree size 1)

Ridleya (tree size 1)
Ridleya ancey, 1901

Maoriana

Missioclivus

Mylesia

Radiodomus

Unilamellatus