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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)
Orthogastropoda
Caenogastropoda
Architaenioglossa
Cyclophoroidea
Cyclophoridae
Spirostomatinae

Spirostoma (41798450)

Children (4 direct children, 7 direct and indirect children):

Spirostoma barcheti

Spirostoma frinianum

Spirostoma heudeanum

Spirostoma japonicum (tree size 3)