Related how?
Biota
(Life)
Eukaryote
(Eukarya)
Chromista
Harosa
Rhizaria
Radiolaria
(Radiolarians)
Polycystine
(Polycystinea)
Spumellaria
Actinommidae
Xiphosphaera (
50751976
)
Children (3 direct children, 3 direct and indirect children):
Xiphosphaera tessractis
Xiphosphaera gaea
Xiphosphaera tessaractis