details |
Albian |
Cenomanian |
Atlantic Ocean |
Hochuli,P.A. et al. Palynology of Middle Cretaceous Black Clay facies from Deep Sea Drilling Project Sites 417 and 418 of the Western North Atlantic. |
1980 |
details |
Late Albian |
|
Canada(Alberta) |
Singh,C. Cenomanian microfloras of the Peace River area Northwestern Alberta |
1983 |
details |
Middle Albian |
Late Albian |
North America |
Burden,E.T. et al. Illustrated key to genera of Lower Cretaceous terrestrial palynomorphs, (excluding megaspores), of Western Canada. (Stratigraphic ranges and sample locations taken from E.T.Burden,1982 - Lower Cretaceous terrestrial palynomorph biostratigraphy of the McMurray Formation, northeastern Alberta, Unpub.Phd Thesis) |
1989 |
details |
Albian |
|
North America |
Lupia,R. Discordant morphological disparity and taxonomic diversity during the Cretaceous angiosperm radiation: North American pollen record. |
1999 |