details |
Late Albian |
Cenomanian |
Greenland |
Koppelhus,E.B. et al. A palynological and sedimentological study of Cretaceous floodplain deposits of the Atane Formation at Skansen and Igdlunguaq, Disko, West Greenland. |
1993 |
details |
Late Albian |
|
Maryland |
Kedves,M. Transmission electron microscopy of the fossil angiosperm exines. |
1990 |
details |
Late Albian |
Cenomanian |
Iowa |
Ravn,R.L. et al. The palynostratigraphy of the Dakota Formation, (?Late Albian-Cenomanian) in its type area, northwestern Iowa and northeastern Nebraska, USA. |
1995 |
details |
Early Cretaceous |
|
USA(Atlantic Coast.Pl.) |
Doyle,J.A. et al. Pollen and leaves from the Mid-Cretaceous Potomoc Group and their bearing on early angiosperm evolution. (In: Origin and Early Evolution of Angiosperms.C.B.Beck, editor) |
1976 |
details |
Early Cretaceous |
|
Maryland |
Brenner,G.J. The spores and pollen of the Potomac Group of Maryland |
1963 |
details |
Early Cenomanian |
|
Virginia |
Robbins,E.I. et al. Palynological and stratigraphic investigations of four deep wells in the Salisbury Embayment of the Atlantic Coastal Plain. |
1975 |
details |
Early Albian |
Middle Albian |
Egypt |
Mohsen,S.A. Albian microflora from the Nubia Sandstone, east of Aswan, Egypt. |
1986 |
details |
Early Albian |
|
Maryland |
Doyle,J.A. Angiosperm pollen and correlation of Potomac megafossil localities. |
1974 |
details |
Early Albian |
Middle Albian |
Maryland |
Robbins,E.I. et al. Palynological and stratigraphic investigations of four deep wells in the Salisbury Embayment of the Atlantic Coastal Plain. |
1975 |
details |
Early Albian |
Middle Albian |
Delaware |
Doyle,J.A. Spores and pollen |
1977 |
original |
Cenomanian |
|
Minnesota |
Pierce,R.L. Lower Upper Cretaceous plant microfossils from Minnesota. |
1961 |
details |
Cenomanian |
|
Minnesota |
Brenner,G.J. The spores and pollen of the Potomac Group of Maryland |
1963 |
details |
Barremian |
Aptian |
USA(Atlantic Coast.Pl.) |
Pedersen,K.R. et al. Fruits from the Mid-Cretaceous of North America with pollen grains of the Clavatipollenites type. |
1991 |
details |
Barremian |
Aptian |
USA(Atlantic Coast.Pl.) |
Pedersen,K.R. et al. Fruits from the Mid-Cretaceous of North America with pollen grains of the Clavatipollenites type. |
1991 |
details |
Barremian |
Early Cenomanian |
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 Cenomanian |
Delaware |
Doyle,J.A. et al. Angiosperm pollen zonation of the Continental Cretaceous of the Atlantic Coastal Plain and its application to deep wells in the Salisbury Embayment. |
1977 |
details |
Barremian |
Early Cenomanian |
Maryland |
Doyle,J.A. et al. Angiosperm pollen zonation of the Continental Cretaceous of the Atlantic Coastal Plain and its application to deep wells in the Salisbury Embayment. |
1977 |