| details |
Albian |
Early Cenomanian |
Yemen |
Michoux,D. Contribution to central Yeman Mesozoic subsurface palynostratigraphy. |
1994 |
| details |
Early Aptian |
Middle Aptian |
Virginia |
Crane,P.R. et al. Cretaceous floras containing angiosperm flowers and Fruits from eastern North America |
1996 |
| details |
Barremian |
|
USSR(Siberia) |
Chlonova,A.F. Fundamental stratigraphic events for the type Cretaceous angiosperm pollen. (In: Palynostratigraphy of the Mesozoic and Cainozoic of Siberia. V.S.Volkova and A.F.Khlonova, editors) |
1985 |
| details |
Barremian |
Early Cenomanian |
USA(Atlantic Coast.Pl.) |
Chlonova,A.F. Distribution of several morphologic pollen types of the Cretaceous angiosperms |
1986 |
| details |
Barremian |
|
Sudan |
Schrank,E. Nonmarine Cretaceous correlations in Egypt and northern Sudan; palynological and palaeobotanical evidence |
1992 |
| details |
Barremian |
|
South Korea |
Choi,D.K. Spores and pollen from the Gyeongsang Supergroup, southeastern Korea and their chronologic and paleoecologic implications. |
1985 |
| details |
Barremian |
|
South America |
Doyle,J.A. Evolutionary, geographic and ecological aspects of the rise of angiosperms |
1984 |
| original |
Late Aptian |
|
Portugal |
Pais,J. et al. Contribution on the stratigraphic and paleobotanical study of the "Gres Grosseiros Inferiores", (Carrasel Sandstones) 1. The Almas do Juncal Deposit. |
1983 |
| details |
Barremian |
|
North America |
Doyle,J.A. Evolutionary, geographic and ecological aspects of the rise of angiosperms |
1984 |
| details |
Late Aptian |
Early Albian |
Nigeria |
Allix,P. et al. Discovery of Upper Aptian to Lower Albian date for microfossils in basal detrital series of the upper part of the Benue Trough (Nigeria). |
1981 |
| original |
Albian |
Turonian |
Nigeria |
Odebode,M.O. et al. Palynology of the Odukpani Formation, (Middle Cretaceous) of Southeastern Nigeria. |
1984 |
| details |
Cenomanian |
|
Nebraska |
Zavada,M.S. et al. Pollen wall ultrastructure of selected dispersed monosulcate pollen from the Cenomanian, Dakota Formation of Central USA |
1988 |
| details |
Albian |
Cenomanian |
Nd |
Zavada,M.S. Angiosperm origins and evolution based on dispersed fossil pollen ultrastructure. (In: Historical Perspectives of Angiosperm Evolution.) |
1984 |
| details |
Barremian |
Early Aptian |
Maryland |
Doyle,J.A. Palynostratigraphic zonation. (In: New data bearing on the structural significance of the Upper Chesapeake Bay magnetic anomaly. J.Edwards and H.J. Hansen) |
1979 |
| details |
Barremian |
Early Aptian |
Maryland |
Doyle,J.A. Palynostratigraphic zonation. (In: New data bearing on the structural significance of the Upper Chesapeake Bay magnetic anomaly. J.Edwards and H.J. Hansen) |
1979 |
| details |
Early Aptian |
|
Maryland |
Doyle,J.A. Revised palynological correlations of the Lower Potomac Group (USA) and the Cocobeach sequence of Gabon (Barremian-Aptian) |
1992 |
| details |
Barremian |
Albian |
Maryland |
Hickey,L.J. et al. Early Cretaceous fossil evidence for angiosperm evolution. |
1977 |