| details |
Early Permian |
Middle Permian |
India(Madhya Pradesh) |
Srivastava,S.C. et al. Permian-Triassic palynofloral transition in Godavari Graben, Andhra Pradesh. (In: Proceeding of the Symposium on the Vistas in Indian Palaeobotany. K.P.Jain and R.S.Tiwari, editors) |
1990 |
| details |
Late Jurassic |
Early Cretaceous |
India(Orissa) |
Jana,B.N. Palynology of Mesozoic outcrops of Athgarh Formation exposed near Albast, Orissa. (In: Proceeding of the Symposium on the Vistas in Indian Palaeobotany. K.P.Jain and R.S.Tiwari, editors) |
1990 |
| details |
Early Triassic |
|
India(Madhya Pradesh) |
Tiwari,R.S. et al. Palyno-dating of Nidpur Beds, Son Grab, Madhya Pradesh. (In: Proceeding of the Symposium on the Vistas in Indian Palaeobotany. K.P.Jain and R.S.Tiwari, editors) |
1990 |
| details |
Maastrichtian |
|
Colorado |
Kauffman,E.G. et al. The Cretaceous-Tertiary boundary interval at South Table Mountain, near Golden, Colorado. (In: Extinction events in earth history. IGCP, Proceeding of Project 216. E.G.Kauffman and O.H.Walliser, editors) |
1990 |
| details |
Late Maastrichtian |
Early Paleocene |
North America |
Nichols,D.J. et al. Palynological evidence of effects of the terminal Cretaceous event on terrestrial floras in Western North America. (In: Extinction events in earth history. IGCP, Proceeding of Project 216. E.G.Kauffman and O.H.Walliser, editors) |
1990 |
| details |
Late Barremian |
Early Albian |
China(Liaoning) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Early Albian |
China(Hopei) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Early Albian |
China(Inner Mongolia) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Early Albian |
China(Kansu) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Early Albian |
China(Sinkiang Uighur) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Early Albian |
China(Shansi) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Late Barremian |
Early Albian |
China(Tsinghai) |
Yu,J. The study of Early Cretaceous angiospermous pollen in northern China. |
1990 |
| details |
Kazanian |
Tatarian |
USSR(Leningrad) |
Faddeeva,I.Z. Palynostratigraphy of Permian deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| details |
Ladinian |
Carnian |
USSR(Moscow Basin) |
Romanovskaya,G.M. et al. Palynostratigraphy of Triassic deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| details |
Bathonian |
|
USSR(Kazakh SSR) |
Kruchinina,N.V. et al. Palynostratigraphy of Jurassic deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| details |
Bathonian |
|
USSR(Kazakh SSR) |
Kruchinina,N.V. et al. Palynostratigraphy of Jurassic deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| details |
Coniacian |
|
USSR(Kazakh SSR) |
Kruchinina,N.V. et al. Palynostratigraphyof Cretaceous deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |