| details |
Late Albian |
|
Kansas |
Ward,J.V. Early Cretaceous angiosperm pollen from the Cheyenne and Kiowa Formations, (Albian) of Kansas, USA. |
1986 |
| 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 |
Late Aptian |
|
Colombia |
Streinesberger,L.V. et al. Dating the Yavi Formation (Aptian, Upper Magdalena Valley, Colombia), palynological results. |
1994 |
| details |
Aptian |
Early Albian |
Egypt |
Schrank,E. Cretaceous pollen and spores from the "Nubian Sandstone" of Dakhla-Beckens (Egypt). |
1982 |
| details |
Aptian |
|
Colombia |
PrŠ¶ssl,K.F. et al. The Yavi Formation (Lower Cretaceous), Upper Magdalena Valley Colombia; An integrated sedimentological and palynological study. |
1993 |
| details |
Late Barremian |
|
Egypt |
Penny,J.H.J. An Early Cretaceous angiosperm pollen assemblage from Egypt. (In: Studies in Palaeobotany and Palynology in Honor of N.F.Hughes. D.J.Batten and D.E.G.Briggs, editors) |
1986 |
| details |
Late Barremian |
|
Egypt |
Penny,J.H.J. Early Cretaceous Striate Tricolpate pollen from the borehole Mersa Martruh 1, North West Desert, Egypt |
1988 |
| details |
Aptian |
Early Albian |
Egypt |
Penny,J.H.J. Early Cretaceous Acolumellate Semitectate pollen from Egypt |
1988 |
| details |
Coniacian |
Santonian |
Canada(Yukon) |
Nichols,D.J. et al. Biostratigraphy of Upper Cretaceous non-marine palynofloras in a north-south transect of the Western Interior Basin. (In: Evolution of the Western Interior Basin) |
1993 |
| details |
Aptian |
Early Albian |
USA |
Kedves,M. Transmission electron microscopy of the fossil angiosperm exines. |
1990 |
| 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 |
Nd |
|
Nd |
Friis,E.M. et al. Fossil floral structures of a basal angiosperm with monocolpate, reticulate-acolumellate pollen from the Early Cretaceous of Portugal. |
2000 |
| details |
Aptian |
Early Albian |
USA |
Doyle,J.A. Magnoliophyta. |
1977 |
| details |
Aptian |
Early Albian |
Maryland |
Doyle,J.A. et al. Observations on exinestructure of Eucommiidites and Lower Cretaceous angiosperm pollen. |
1975 |
| details |
Aptian |
Early Albian |
Maryland |
Doyle,J.A. et al. Observations on exinestructure of Eucommiidites and Lower Cretaceous angiosperm pollen. |
1975 |
| details |
Aptian |
Early Albian |
USA(Atlantic Coast.Pl.) |
Doyle,J.A. Potentials and limitations of exinestructure in studies of Early angiosperm evolution. |
1978 |
| details |
Paleocene |
|
Brazil(Amazonas) |
de Boer,N.P. et al. A palynological study on the age of some borehole samples from the Amazonas Delta area, northwest Brazil. |
1965 |