Related how?

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

Sponguridae (21220158)

Children (3 direct children, 8 direct and indirect children):

Spongurus (tree size 3)

Ommatogramma

Spongocore (tree size 2)