original |
Late Albian |
|
Oklahoma |
Wingate,F.H. Plant microfossils from the Denton Shale Member of the Bokchito Formation, (Lower Cretaceous, Albian) in Southern Oklahoma. |
1980 |
original |
Early Tertiary |
|
Canada(British Columbia) |
Boneham,R.F. Palynology of three Tertiary Coal Basins in South-Central British Columbia |
1968 |
original |
Missourian |
|
Oklahoma |
Miller,F.X. Spore analysis of the Dawson Coal |
1961 |
original |
Late Devonian |
|
Scotland(Orkney) |
Lang,W.H. Contributions to the study of the Old Red Sand Stone flora of Scotland. 1.On plant remains from the Fish Beds of Cromarty. 2.On a Sporangium-Bearing Branch system from the Stromnss Beds |
1925 |
original |
Nd |
|
England(Northumberland) |
Raistrick,A. et al. The microspores of some Northumberland Coals, and their use in the correlation of coal-seams. |
1933 |
original |
Nd |
|
England(Durham) |
Raistrick,A. et al. The microspores of some Northumberland Coals, and their use in the correlation of coal-seams. |
1933 |
original |
Nd |
|
England(Durham) |
Raistrick,A. The correlation of Coal-Seams by microspore Content.Part 2. The Trencherbone Seam, Lancashire, and the Busty Seams, Durham |
1939 |
original |
Nd |
|
England(Lancashire) |
Raistrick,A. The correlation of Coal-Seams by microspore Content.Part 2. The Trencherbone Seam, Lancashire, and the Busty Seams, Durham |
1939 |
original |
Early Carboniferous |
|
Czechoslovakia |
KalibovЎ,M. Miospores of the Turmae Zonales (Bennie and Kidston), R.Potonie, 1956, Monoletes, Ibrahim,1933, and Saccites, Erdtman,1947, in Lower Carboniferous of eastern Bohemia. |
1971 |
original |
Middle Frasnian |
Late Frasnian |
Maryland |
Curry,R.P. Upper Devonian miospores from the Greenland Gap Group, Allegheny Front, Eastern United States. |
1973 |
original |
Desmoinesian |
|
Missouri |
Jones,D.H. Palynology of the Bevier Coal of Missouri. |
1957 |
original |
Silurian |
|
Libya |
Richardson,J.B. et al. Silurian palynomorphs from the Tanezzuft and Acacus Formations, Tripolitania, North Africa. |
1973 |
original |
Frasnian |
|
Belgium |
Dricot,E.M. Observations on the Frasnian acritarchs of Belgium. |
1965 |
original |
Cenomanian |
|
Utah |
May,F.E. A survey of palynomorphs from several coal-bearing horizons of Utah. |
1972 |
original |
Turonian |
Early Campanian |
Utah |
May,F.E. A survey of palynomorphs from several coal-bearing horizons of Utah. |
1972 |
original |
Campanian |
Montian |
Utah |
May,F.E. A survey of palynomorphs from several coal-bearing horizons of Utah. |
1972 |
original |
Maastrichtian |
Danian |
Utah |
May,F.E. A survey of palynomorphs from several coal-bearing horizons of Utah. |
1972 |