details |
Hauterivian |
Barremian |
China(Inner Mongolia) |
Wang,X. Pollen record of early angiosperms in Northeast China. |
2000 |
details |
Tithonian |
Berriasian |
China(Liaoning) |
Wang,X. Pollen record of early angiosperms in Northeast China. |
2000 |
details |
Fredericksburg |
|
Oklahoma |
Walker,J.W. et al. Ultrastructure of Lower Cretaceous angiosperm pollen and the origin and Early evolution of Flowering plants |
1984 |
details |
Nd |
|
Nd |
Vasanthy,G. et al. The evolution of angiospermid pollen characteristics: Conjectures and Queries. (In: Proceeding of the Symposium on the Vistas in Indian Palaeobotany. K.P.Jain and R.S.Tiwari, editors) |
1990 |
details |
Aptian |
|
Argentina(Patagonia) |
Vallati,P. A microflora with Afropollis (angiosperm pollen) from the Lower Cretaceous of the Neuquen Basin. |
1995 |
details |
Barremian |
Aptian |
USSR(Buryat ASSR) |
Vakhrameev,V.A. et al. Ancient angiosperms and Accompanying plants from the Lower Cretaceous of Transbaikalia |
1977 |
details |
Late Albian |
|
Utah |
Tschudy,R.H. et al. Palynological evaluation of Cedar Mountain and Burro Canyon Formations, Colorado Plateau. |
1984 |
details |
Recent |
|
Antarctica |
Truswell,E.M. Recycled Cretaceous and Tertiary pollen and spores in Antarctic marine sediments: A catalogue. |
1983 |
details |
Middle Albian |
Late Albian |
Wyoming |
Tingey,J.C. Palynology of the Lower Cretaceous Bear River Formation in the Overthrust Belt of southwestern Wyoming. |
1978 |
details |
Middle Albian |
Late Albian |
Wyoming |
Tingey,J.C. Palynology of the Lower Cretaceous Bear River Formation in the Overthrust Belt of southwestern Wyoming. |
1978 |
details |
Late Cenomanian |
|
Atlantic Ocean |
Thurow,J. et al. The Cenomanian-Turonian boundary event (CTBE) at Hole 641A, ODP Leg 103, (Compared with the CTBE interval at Site 398). |
1988 |
details |
Middle Albian |
Late Albian |
Canada(British Columbia) |
Sweet,A.R. Appendix 6. Palynology. (In: Stratigraphy and sedimentology of the Lower Cretaceous Hulcross and Boulder Creek Formations, Northeastern British Columbia.) |
1992 |
details |
Middle Cretaceous |
|
China |
Su,D. et al. Late Mesozoic biostratigraphy of nonmarine ostracoda and pollen and spores in China. |
1983 |
details |
Albian |
|
Oklahoma |
Srivastava,S.K. Cretaceous spore-pollen floras |
1978 |
details |
Albian |
Cenomanian |
USA |
Srivastava,S.K. Stratigraphic ranges of selected spores and pollen from the Fredericksburg Group, (Albian), of the southern United States. |
1979 |
details |
Middle Albian |
|
Texas |
Srivastava,S.K. Stratigraphic ranges of selected spores and pollen from the Fredericksburg Group, (Albian), of the southern United States. |
1981 |
details |
Middle Albian |
|
Oklahoma |
Srivastava,S.K. Stratigraphic ranges of selected spores and pollen from the Fredericksburg Group, (Albian), of the southern United States. |
1981 |