| details |
Barremian |
|
China(Hopei) |
Smith,J.B. et al. Biostratigraphy and avian origins in northeastern China. (In: New Perspectives on the Origin and Early Evolution of Birds: Proceedings of the International Symposium in Honor of John H. Ostrom. J. Gauthier and L. F. Gall, editors) |
2001 |
| details |
Middle Triassic |
|
China(Guizhou) |
Song,Z.-C. et al. Fossil Spores and Pollen of China. Volume 2: The Mezozoic Spores and Pollen. |
2000 |
| details |
Late Jurassic |
Middle Cretaceous |
China(Chekiang) |
Zhang,L. Mesozoic spores and pollen grains from the Volcanic Clastic sedimentary rocks in Chekiang, with their Stratiraphic significance. |
1978 |
| details |
Late Jurassic |
Middle Cretaceous |
China(Chekiang) |
Zhang,L. Mesozoic spores and pollen grains from the Volcanic Clastic sedimentary rocks in Chekiang, with their Stratiraphic significance. |
1978 |
| details |
Middle Jurassic |
|
Canada(W.Canada) |
Pocock,S.A.J. Palynology of the Jurassic sediments of Western Canada, Part 1. Terrestrial species. |
1970 |
| details |
Neocomian |
Aptian |
Canada(NWT,Franklin) |
McGregor,D.C. Triassic, Jurassic and Lower Cretaceous spores and pollen of Arctic Canada. |
1965 |
| details |
Late Triassic |
Early Jurassic |
Canada(Arctic) |
Pocock,S.A.J. Lowermost Jurassic spore-pollen assemblage from the Canadian Arctic. |
1978 |
| details |
Bajocian |
|
Brazil(Para) |
Crawford,F.D. et al. Geology and exploration in the Takutu Graben of Guyana and Brazil |
1985 |