| details |
Nd |
|
Nd |
Norton,N.J. Palynology of the Upper Cretaceous and Lower Tertiary in the type locality of the Hell Creek Formation |
1965 |
| original |
Late Cretaceous |
|
Montana |
Norton,N.J. et al. Guide sporomorphae in the Upper Cretaceous-Lower Tertiary of eastern Montana (U.S.A). |
1967 |
| details |
Nd |
|
Nd |
Oltz,D.F. Numerical analyses of palynological data from Cretaceous and Early Tertiary sediments in East Central Montana. |
1969 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 5. Supplement to all Groups (Turmae). |
1970 |
| details |
Maastrichtian |
|
Canada(Alberta) |
Srivastava,S.K. Systematic revision of the genus Styx Norton and Hall, 1967. |
1971 |
| details |
Maastrichtian |
|
Canada(Saskatchewan) |
Srivastava,S.K. Systematic revision of the genus Styx Norton and Hall, 1967. |
1971 |
| details |
Cretaceous |
|
North America |
Bergad,R.D. Some species of Cretaceous Balmeisporites and a Monolete megaspore |
1973 |
| details |
Late Cretaceous |
|
North America |
Srivastava,S.K. Cretaceous spore-pollen floras |
1978 |
| details |
Nd |
|
Nd |
Srivastava,S.K. The Cretaceous megaspore genus Ghoshispora. |
1978 |
| details |
Maastrichtian |
|
Mexico(Coahuila) |
Martnez-HernЎndez,E. et al. Palynological study for the determination of the environment of the Fuentes-Rio Escondido Basin (Upper Cretaceous), Piedras Negras Region, Coahuila. |
1982 |
| details |
Nd |
|
Nd |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |