Related how?

Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Halvaria
Heterokonta
Bigyra
Opalozoa

Opalinata (2024928)

Children (3 direct children, 21 direct and indirect children):

Opalinea (tree size 10)

Blastocystea (tree size 7)

Proteromonadea (tree size 1)