Related how?

Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Rhizaria
Foraminifera
Globothalamea
Rotaliida
Rotaliina

Orbitoidoidea (9052756)

Children (3 direct children, 49 direct and indirect children):

Lepidorbitoididae (tree size 27)

Linderinidae (tree size 3)

Orbitoididae (tree size 16)