†Aitchisonellum Won and Below 1999 (radiolarian)
Full reference: M.-Z. Won and R. Below. 1999. Cambrian Radiolaria from the Georgina Basin, Queensland, Australia. Micropaleontology 45(4):325-363
Parent taxon: Polycystina according to M.-Z. Won and R. Below 1999
Sister taxa: Albaillellaria, Archaeospicularia, Collodaria, Entactinaria, Latentifistularia, Nassellaria, Protobiramus, Spongomassa, Spumellaria
Subtaxa: Aitchisonellum aspinosus
Type: Aitchisonellum aspinosus
Ecology: passively mobile planktonic omnivore