| details |
Late Senonian |
Paleocene |
Canada(NWT,Mackenzie) |
Hopkins,W.S. Report No.K-9 WSH 1969. (In: Appendix: Reconnaissance Geology, Southern Great Bear Plain, District of MacKenzie. H.R.Balkwell, editor) |
1971 |
| details |
Late Campanian |
Middle Maastrichtian |
Canada(NWT,Mackenzie) |
Yorath,C.J. et al. Cretaceous and Tertiary stratigraphy and paleogeography northern Interior Plains, District of MacKenzie. |
1981 |
| details |
Late Albian |
Cenomanian |
Canada(Arctic) |
Thorsteinsson,R. et al. The sedimentary rocks of Devon Island, Canadian Arctic Archipelago |
1987 |
| details |
Early Miocene |
|
Canada(Arctic) |
White,J.M. Palynostratigraphy of the Esso et al., Issungnak 0-61 Well, Beaufort Sea. |
1989 |
| details |
Jurassic |
|
India |
Surange,K.R. Indian fossil Pteridophytes. |
1966 |
| details |
Recent |
|
Nd |
Khan,A.M. et al. A note on genus Polypodiisporites, R. Potonie |
1971 |