Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Rhizaria
Radiolaria (Radiolarians)
Polycystine (Polycystinea)
Albaillellaria
Palacantholithidae
Palacantholithus (21218798)
Children (1 direct children, 1 direct and indirect children):
Palacantholithus stellatus