Classification of the genus Gordonicyathus

G. †Gordonicyathus Zhuravleva 1959
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Gordonicyathus absolutus Okuneva and Repina 1973
Gordonicyathus dorfi Handfield 1971
Gordonicyathus howelli Vologdin 1932
Gordonicyathus levis Gravestock 1984
Gordonicyathus orientalis Okuneva and Repina 1973
Gordonicyathus pledgei Gravestock 1984
Gordonicyathus systylus Gravestock 1984
Gordonicyathus walteri Gravestock 1984
Invalid names: Sichotecyathus Okuneva and Repina 1973 [synonym]