Related how?

Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Rhizaria
Foraminifera
Fusulinida (Fusulina)
Fusulinina

Ptychocladioidea (12200870)

Children (1 direct children, 4 direct and indirect children):

Ptychocladiidae (tree size 3)