†suborder Dokidocyathina Vologdin 1957 (archaeocyath sponge)
Parent taxon: Ajacicyathida according to F. Debrenne et al. 2015
See also Kerner et al. 2011
Sister taxa: Ajacicyathina, Archaeocyathellus, Botocyathus, Erismacoscinina, Kidjasocyathus, Nevadacyathus, Procyathellus, Ptretiosocyathus, Somphocyathus, Stephanicyathus, Tabulacyathus
Subtaxa: Dokidocyathoidea Kaltatocyathoidea Kidrjasocyathoidea Kymbecyathoidea Papillocyathoidea Soanicyathoidea
Ecology: stationary intermediate-level epifaunal suspension feeder