Clade Opisthokonta Cavalier-Smith 1987
Parent taxon: Eukaryota according to S. M. Adl et al. 2005
Sister taxa: Acritarcha, Allonema, Archaeplastida, Chlorobiota, Chromalveolata, Chromista, Conglobocella, Dinophyta, Euglenophyta, Melanocyrillium, Palaeosiphonella, Plantae, Protista, Protozoa, Prymnesiophyta, Rhizaria, Rhizopodea, Stramenopila
Subtaxa: Animalia Choanomonada Choanozoa Fungi Mesomycetozoa Microsporidia