Author:
Kosanke,R.M.
Year:
1979
Title:
Upper Pennsylvanian of North American and the Pennsylvanian-Permian boundary.
Reference:
Kosanke,R.M. (1979) Upper Pennsylvanian of North American and the Pennsylvanian-Permian boundary. International Congress on Carboniferous Stratigraphy and Geology,Compte Rendu,8th,Moscow,1975 Vol. 3 P. 100- 110
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Genus Species Country(Region) From To
Potonieisporites Potonieisporites Canada(Nova Scotia) Stephanian
Thymospora Thymospora Canada(Nova Scotia) Westphalian D
Vittatina Vittatina Canada(Nova Scotia) Early Permian