Related how?

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

Pyramispongiidae (21231710)

Children (5 direct children, 7 direct and indirect children):

Rikivatella

Katorella

Kulacella

Paurinella

Pyramispongia (tree size 2)