Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Rhizaria
Radiolaria (Radiolarians)
Polycystine (Polycystinea)
Spumellaria
Tholoniidae
Amphitholus (spumellaria) (25412364)
Children (2 direct children, 2 direct and indirect children):
Amphitholus acanthometra
Amphitholus elegans