| details |
Middle Cretaceous |
Late Cretaceous |
USSR(Urals) |
Pokrovskaya,I.M. The Basic Stages in the development of the vegetation of the Urals in the Mesozoic and Cenozoic from the data of pollen analysis |
1950 |
| details |
Neocomian |
|
USSR(Krasnoyarsk Kray) |
Bolkhovitina,N.A. Lower Cretaceous spore-pollen complexes of the Chulymo-Enisey Basin, Southern Urals and Kazakhstan. |
1950 |
| details |
Late Cretaceous |
|
Germany |
Thiergart,F. Micropaleontological information. 1. Dicotyledonous pollen of the Late Mesozoic and its systematic position |
1942 |
| details |
Nd |
|
Nd |
Thiergart,F. Pollen analysis of the Service of Brown Coal research. |
1940 |