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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
Achatinina
Streptaxoidea
Streptaxidae

Ptychotrema (7257170)

Children (32 direct children, 32 direct and indirect children):

Ptychotrema mazumbiensis

Ptychotrema usambarense

Ptychotrema glyptothauma

Ptychotrema kungwense

Ptychotrema gittenbergeri

Ptychotrema vanbruggeni

Ptychotrema splendens

Ptychotrema bicristata

Ptychotrema moerchi

Ptychotrema mucronatum

Ptychotrema pupaeforme

Ptychotrema ringicula

Ptychotrema roberti

Ptychotrema sperabile

Ptychotrema tanganyikae

Ptychotrema assiniense

Ptychotrema breve

Ptychotrema chaperi

Ptychotrema columellare

Ptychotrema complicatum

Ptychotrema cyathostomum

Ptychotrema deruptum

Ptychotrema elgonense

Ptychotrema feai

Ptychotrema fusiforme

Ptychotrema girardi

Ptychotrema gratum

Ptychotrema katangaense

Ptychotrema liberianum

Ptychotrema mazumbaiense

Ptychotrema serratum

Ptychotrema nigeriense