Related how?

Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Rhizaria
Foraminifera
Lagenida

Polymorphinoidea (16620870)

Children (3 direct children, 1470 direct and indirect children):

Polymorphinidae (tree size 369)

Ellipsolagenidae (tree size 921)

Glandulinidae (tree size 177)