original |
Cenomanian |
Coniacian |
Wyoming |
Griggs,P.H. Stratigraphy and palynology of the Frontier Formation, Big Horn Basin, Wyoming |
1970 |
original |
Middle Cambrian |
|
USSR(Russian Platform) |
Volkova,N.A. Acritarchs from boundary layers of Lower-Middle Cambrian of West Latvia. |
1974 |
original |
Middle Cambrian |
|
USSR(Latvian SSR) |
Volkova,N.A. Acritarchs from boundary layers of Lower-Middle Cambrian of West Latvia. |
1974 |
original |
Late Llandoverian |
|
USSR(Krasnoyarsk Kray) |
Sheshegova,L.I. The acritarchs of the Silurian of the northern Siberian Platform |
1984 |
original |
Early Cambrian |
Middle Cambrian |
USSR(Baltic) |
Volkova,N.A. et al. Microflora. (In: Upper Precambrian and Cambrian paleontology of the East-European Platform.) |
1979 |
original |
Early Cambrian |
Middle Cambrian |
USSR(Baltic) |
Aren,B. et al. The Baltic Syncline. (In: Stratigraphy of Upper Precambrian and Cambrian deposits on the western part of the East European Platform. B.M.Keller and A.Y.Rozanov, editors) |
1979 |
original |
Late Anisian |
Early Ladinian |
Spitsbergen |
Hochuli,P.A. et al. Triassic biostratigraphy of the Barents Sea Area. (In: Correlation in Hydrocarbon Exploration. J.D.Collinson, editor). |
1990 |
original |
Middle Cambrian |
|
Spain |
Cramer-Diez,F.H. First report on the occurrence of acritarchs in the Oville Formation of Leon, Spain. |
1972 |
original |
Middle Cambrian |
|
Spain |
Cramer,F.H. First report on the occurrence of acritarchs in the Oville Formation of Leon, Spain. |
1972 |
original |
Caradocian |
|
Portugal |
Elaouad-Debbaj,Z. Late Ordovician acritarches of the Bucaco Syncline (Portugal); systematics-biostratigraphy-paleogeographic interests. |
1978 |
original |
Devonian |
|
Oklahoma |
Urban,J.B. Microfossils of the Woodford Shale (Devonian) of Oklahoma. |
1960 |
original |
Early Chesterian |
Middle Chesterian |
Oklahoma |
Harris,R.W. Palynology of the Sand Branch Member of the Caney Shale Formation, (Mississippian), of Southern Oklahoma. |
1971 |
original |
Middle Gothlandian |
|
New York |
Cramer,F.H. Palynologic microfossils of the Middle Silurian Maplewood Shale in New York. |
1968 |
original |
Nd |
|
Morocco |
Marhoumi,M.R. et al. Devonian plankton of the eastern Meseta, Morocco. |
1984 |
original |
Emsian |
|
Morocco |
Rahmani-Antari,K. Palynological study and evaluation of the Thermal Alteration Index, (TAI), of the Paleozoic Section of Well Dot 1 (Doukkala Basin, Central-West Morocco). |
1990 |
original |
Paleocene |
|
Egypt |
Aboul Ela,N.M. Lower Tertiary microflora from the Esna Shale of the Red Sea Coast, Egypt. |
1989 |
original |
Stephanian C |
Triassic |
Czechoslovakia |
Planderova,E. New data on the age of "Roznava Zeleznik" Group. |
1980 |