Related how?

Biota (Life)
Eukaryote (Eukarya)
Chromista
Harosa
Rhizaria
Radiolaria (Radiolarians)
Polycystine (Polycystinea)
Nassellaria
Acanthodesmiacea
Artostrobiidae

Phormostichoartus (25368347)

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

Phormostichoartus corbula

Phormostichoartus platycephala

Phormostichoartus furcaspiculata