Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Halvaria
Alveolate (Alveolata)
Ciliophora (Ciliates)
Intramacronucleata
Oligotrichea
Halteriia
Halteriida
Halteriidae
Children (3 direct children, 3 direct and indirect children):
Halteria chlorelligera
Halteria grandinella
Halteria activa