†order Ajacicyathida Bedford and Bedford 1939 (archaeocyath sponge)

Archaeocyatha - Ajacicyathida

Full reference: R. Bedford and J. Bedford. 1939. Development and classification of Archaeos (Pleospongia). Kyancutta Museum, Memoirs 6:67-82

Parent taxon: Archaeocyatha according to F. Debrenne et al. 2015

See also Sepkoski 2002

Sister taxa: Adaecyathus, Archaeocyathida, Butovia, Capsulocyathida, Cornutocyathus, Irregulares, Kazachstanicyathida, Monocyathida, Putapacyathida, Regulares, Rhizacyathus

Subtaxa: Ajacicyathina Archaeocyathellus Botocyathus Dokidocyathina Erismacoscinina Kidjasocyathus Nevadacyathus Procyathellus Ptretiosocyathus Somphocyathus Stephanicyathus Tabulacyathus

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Ecology: stationary intermediate-level epifaunal suspension feeder

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