original |
Precambriam |
Recent |
Texas |
Leffingwell,H.A. A study of the variation of the microfossil assemblages within the Vicksburg Formation, Texas. |
1958 |
original |
Devonian |
|
Oklahoma |
Urban,J.B. Microfossils of the Woodford Shale (Devonian) of Oklahoma. |
1960 |
original |
Early Eocene |
|
Arkansas |
Jones,E.L. Plant microfossils of the Laminated sediments of the Lower Eocene Wilcox Group in South-Central Arkansas. |
1961 |
original |
Middle Eocene |
|
India(Gujarat) |
Mathur,Y.K. Studies in the fossil microflora of Kutch, India. I. On the microflora and the Hystrichosphaerids in the Gypseous Shs (Eocene) of Western Kutch, India. |
1963 |
original |
Cenomanian |
Coniacian |
Wyoming |
Upshaw,C.F. Palynologic zonation of the Upper Cretaceous Frontier Formation near Dubois, Wyoming. (In: Palynology in Oil Exploration, Aureal T. Cross, editor) |
1964 |
original |
Maastrichtian |
|
Texas |
Zaitzeff,J.B. Taxonomic and stratigraphic significance of dinoflagellates and acritarchs of the Navarro Group, (Maestrichtian), from eastcentral and southwest Texas. |
1967 |
original |
Early Oligocene |
Middle Oligocene |
China(Hopei) |
Jiabo On the Paleogene dinoflagellates and acritarchs from the Coastal Region of Bohai. |
1978 |
original |
Stephanian A |
Stephanian B |
Czechoslovakia |
Planderova,E. Biostratigraphical Valuation of the Carboniferous of the Choc Napp, based on palynology. |
1979 |
original |
Late Campanian |
|
Greenland |
Nиhr-Hansen,H. Dinoflagellate cyst biostratigraphy of the Upper Cretaceous Black Mudstones between Niaqornat and Ikorfat of the North coast of Nuussuaq West Greenland |
1994 |