Biota (Life)
Eukaryote (Eukarya)
Protozoa (Protozoans)
Eozoa
Excavata
Discoba
Discicristata
Euglenozoa
Euglenoida
Dipilida
Rigimonada
Stavomonadea
Heterostavia
Children (1 direct children, 3 direct and indirect children):
Serpenomonadidae
(tree size 2)