Classification of the genus Borissiakoceras

G. †Borissjakoceras Arkhangel'skii 1916
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Borissiakoceras ashurkoffae Cobban and Gryc 1961
Borissiakoceras inconstans Cobban and Gryc 1961
Borissiakoceras orbiculatum Stephenson 1955
Borissiakoceras reymenti Brunnschweiler 1959
Borissjakoceras rosenkrantzi Birkelund 1965