| details |
Albian |
|
Canada(Ontario) |
Zippi,P.A. Freshwater algae from the Mattagami Formation (Albian) Ontario: Paleoecology, botanical affinities and systematic taxonomy |
1998 |
| details |
Early Cretaceous |
|
China(Kansu) |
Zhang,Z. et al. Palynological assemblages from the Zhidan Group of Hauting and Longxian region, southwestern part of Ordos Basin. |
1989 |
| details |
Early Cretaceous |
|
China(Shensi) |
Zhang,Z. et al. Palynological assemblages from the Zhidan Group of Hauting and Longxian region, southwestern part of Ordos Basin. |
1989 |
| details |
Early Cretaceous |
|
China(Inner Mongolia) |
Zhang,Z. Palynological assemblage from the Lamawan Formation of the Zhidan Group and its age in northern Ordos Basin |
1992 |
| details |
Early Jurassic |
|
China(Kansu) |
Zhang,W. et al. Early Jurassic sporo-pollen assemblages of the Tandonggou Formation in Yaojie District, Gansu Province. |
1985 |
| details |
Barremian |
Early Albian |
China(Heilungkiang) |
Zhang,Q. Palynological assemblages from the Chengzihe Formation in Jixi Basin of eastern Heilongjiang Province. |
1987 |
| details |
Barremian |
Albian |
China(Kirin) |
Yu,J. et al. Early Cretacous spores and pollen assemblage of Yanbian District |
1983 |
| details |
Valanginian |
Early Albian |
China(Liaoning) |
Yu,J. et al. Sporo-pollen assemblages from the upper part of the Rehe Group, Liaoning Province |
1986 |
| details |
Late Maestrichtian |
|
Pacific Ocean(Yellow Sea) |
Yi,S. Zygnematacean zygospores and other freshwater algae from the Upper Cretaceous of the Yellow Sea Basin, Southwest coast of Korea |
1997 |
| details |
Early Cretaceous |
|
Utah |
Witkind,I.J. et al. Age and correlation of Cretaceous rocks previously assigned to the Morrison (?) Formation Sanpete-Sevier Valley area, Central Utah. |
1986 |
| details |
Late Albian |
|
Oklahoma |
Wingate,F.H. Plant microfossils from the Denton Shale Member of the Bokchito Formation, (Lower Cretaceous, Albian) in Southern Oklahoma. |
1980 |
| details |
Early Cretaceous |
|
Oklahoma |
Wingate,F.H. Palynology of the Denton Shale (Lower Cretaceous), of southeastern Oklahoma. |
1974 |
| details |
Aptian |
Early Albian |
England |
Wilkinson,I.P. et al. Offshore micropalaeontological biostratigraphy of southern and western Britain. |
1980 |
| details |
Barremian |
Early Albian |
China(Heilungkiang) |
Wang,X. Microflora of the Dongning Formation (Early Cretaceous) in the Dongning Basin, Southeatern Heilongjiang, China. |
1995 |
| details |
Valanginian |
Aptian |
Australia(Victoria) |
Wagstaff,B.E. et al. Palynological dating of Lower Cretaceous coastal vertebrate localities, Victoria, Australia. |
1989 |
| details |
Maastrichtian |
|
New Jersey |
Waanders,G.L. Palynology of the Monmouth Group (Maestrichtian) from Monmouth County, New Jersey, USA. |
1974 |
| details |
Early Cretaceous |
|
Argentina(Santa Cruz) |
Volkheimer,W. et al. The continental margin of Gondwana, principally in central western Argentina. |
1980 |