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Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Halvaria
Alveolate (Alveolata)
Ciliophora (Ciliates)
Postciliodesmatophora
Heterotrichea (Heterotrich)

Heterotrichida (15210913)

Children (11 direct children, 226 direct and indirect children):

Climacostomidae (tree size 5)

Stentoridae (tree size 12)

Blepharismidae (tree size 30)

Spirostomidae (tree size 17)

Coliphorina (tree size 107)

Condylostomatidae (tree size 27)

Maristentoridae (tree size 2)

Peritromidae (tree size 12)

Condylostentor (tree size 1)

Splitoiculina (tree size 1)

Heterostentor (tree size 1)