| original |
Callovian |
|
Canada(W.Canada) |
Pocock,S.A.J. Palynology of the Jurassic sediments of western Canada. Part 2. Marine species. |
1972 |
| details |
Aptian |
|
USSR(Kazakh SSR) |
Fedorova,V.A. The role of organic microphyloplancton in correlating separate sections (On first studies of Apt deposits of northern Pre-Caspian). (In: Mikrofitofossilii v neftyanoi geologii. N. A. Timoshina, editor) |
1980 |
| details |
Callovian |
|
Romania |
Moldovanu,M. Palynologic contributions to the stratigraphic horizontation of Jurassic deposits in the Birlad Depression |
1982 |
| details |
Jurassic |
|
Mexico |
Rouse,G.E. Palynological dating and paleoreconstruction of three gold and silver orebodies in the western Cordillera of Canada, United States and Mexico. (In: Palynology of Ore Deposits. E.I. Robbins, editor) |
1990 |