Genus

Archaeodiscina Naumova, 1960

Images
TUG 1521-1
Archaeodiscina umbonulata | Archaeodiscina umbonulata Volkova, 1968
Middle Cambrian (old nomenclature)
TUG 1521-4
Archaeodiscina | Archaeodiscina sp.
Middle Cambrian (old nomenclature)