Classification of Kotel'nikov 1995

Or. †Ajacicyathida Bedford and Bedford 1939
show all | hide all
G. †Natalijaecyathus Kotel'nikov 1995
G. †Pretiosocyathus Rozanov 1966
G. †Torosocyathella Kotel'nikov 1995
Or. †Archaeocyathida Okulitch 1935
show all | hide all