Related how?

Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Rhizaria
Radiolaria (Radiolarians)
Polycystine (Polycystinea)
Nassellaria

Acropyramidae (21214393)

Children (2 direct children, 5 direct and indirect children):

Peripyramis (tree size 1)

Bathropyramis (tree size 2)