| original |
Early Mississippian |
|
Canada(Alberta) |
Staplin,F.L. et al. Evaluation of some acritarchous Hystrichosphere genera. |
1965 |
| details |
Nd |
|
Nd |
Brito,I.M. The acritarchs |
1967 |
| details |
Nd |
|
Belgium |
Bouckaert,J. et al. The Famennian and transitional Devonian - Carboniferous Beds in the Ourthe (south of Liege, the Dinant Synclinorium). (In: Colloqium on the Stratigraphy of the Carboniferous, Compte Rendus, 8th Reunion CIMP. M.Streel and R.H.Wagner, editors) |
1970 |
| details |
Frasnian |
|
Montana |
Sandberg,C.A. et al. Comparison between conodont zonations and spore assemblages at the Devonian-Carboniferous boundary in the Western and Central United States and in Europe |
1972 |
| details |
Frasnian |
|
W.Germany(Rhineland) |
Sandberg,C.A. et al. Comparison between conodont zonations and spore assemblages at the Devonian-Carboniferous boundary in the Western and Central United States and in Europe |
1972 |
| details |
Late Gothlandian |
Early Carboniferous |
Nd |
Downie,C. Observations on the nature of the acritarchs |
1973 |
| details |
Early Devonian |
|
Tennessee |
Reaugh,A.B. et al. Acritarchs and chitinozoans from the Lower Devonian (Helderbergian) Birdsong Shale, Decatur County, Tennessee. |
1977 |
| details |
Wenlockian |
|
Indiana |
Wood,G.D. Acritarchs, spores, and plant detritus from the Silurian, (Wenlockian) Waldron Shale of southeastern Indiana. |
1978 |
| details |
Nd |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Late Ordovician |
|
Czechoslovakia |
VavrdovЎ,M. Phytoplankton communities of Cambrian and Ordovician age of Central Bohemia |
1982 |
| details |
Late Devonian |
Early Carboniferous |
China(Tibet) |
Gao,L. Late Devonian and Early Carboniferous acritarchs from Nyalam County, Xizang, (Tibet), China. |
1984 |
| details |
Early Gothlandian |
|
Indiana |
Wood,G.D. Biostratigraphic and paleoecologic significance of acritarchs from the Waldron Formation, (Lower Silurian), midcontinent, United States |
1984 |
| details |
Early Gothlandian |
|
Kentucky |
Wood,G.D. Biostratigraphic and paleoecologic significance of acritarchs from the Waldron Formation, (Lower Silurian), midcontinent, United States |
1984 |
| details |
Early Gothlandian |
|
Tennessee |
Wood,G.D. Biostratigraphic and paleoecologic significance of acritarchs from the Waldron Formation, (Lower Silurian), midcontinent, United States |
1984 |
| details |
Givetian |
|
Iowa |
Wicander,R. et al. Acritarchs, spores and chitinozoans from the Middle Devonian, (Givetian), Rapid Member of the Cedar Valley Formation, Iowa, U.S. |
1984 |
| details |
Gedinnian |
|
Tennessee |
Wood,G.D. et al. Early Devonian, (Gedinnian), organic-walled microphytoplankton and spores from the Ross Formation of Tennessee, United States. |
1985 |
| details |
Late Devonian |
|
Ohio |
Golombek,E. et al. Palynomorphs from the Upper Devonian Cleveland Formation of Ohio. |
1987 |