| details |
Emsian |
|
Uruguay |
Volkheimer,W. et al. Stratigraphic significance of Paleozoic and Mesozoic microflora from Argentina and neighboring countries. |
1976 |
| details |
Ludlovian |
|
Argentina(Chaco) |
Volkheimer,W. et al. Stratigraphic significance of Paleozoic and Mesozoic microflora from Argentina and neighboring countries. |
1976 |
| details |
Siegenian |
Givetian |
Canada(Ontario) |
Playford,G. Lower to Middle Devonian acritarchs of the Moose River Basin, Ontario. |
1977 |
| details |
Emsian |
|
Uruguay |
PŠ¶the de Baldis,E.D. Additional Paleomicroplankton from the Lower Devonian of Uruguay. |
1977 |
| details |
Frasnian |
|
Indiana |
Martin,S.J. et al. A biostratigraphic analysis of core samples from wells drilled in the Devonian shale interval of the Appalachian and Illinois Basin |
1978 |
| original |
Ludlovian |
|
USSR(Ukrainian SSR) |
Kiryanov,V.V. Silurian acritarchs of Volhynia and Podolia |
1978 |
| original |
Late Llandoverian |
Wenlockian |
USSR(Ukrainian SSR) |
Kiryanov,V.V. Silurian acritarchs of Volhynia and Podolia |
1978 |
| original |
Late Llandoverian |
Wenlockian |
USSR(Ukrainian SSR) |
Kiryanov,V.V. Silurian acritarchs of Volhynia and Podolia |
1978 |
| details |
Late Llandoverian |
Wenlockian |
USSR(Ukrainian SSR) |
Kiryanov,V.V. Silurian acritarchs of Volhynia and Podolia |
1978 |
| details |
Late Llandoverian |
|
Virginia |
Reaugh,A.B. A new excystment mechanism in the Silurian acritarch Diexallophasis of Virginia. |
1978 |
| details |
Early Paleozoic |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Early Llandoverian |
|
New York |
Miller,M.A. et al. Palynomorphs from the Silurian Medina Group (Lower Llandovery), of the Naigara Gorge, Lewiston, New York, USA. |
1980 |
| details |
Gedinnian |
|
France(Finistere) |
Deunff,J. Paleoplankton of the Gedinnian Landevennec Sandstone (Rade de Brest, Finistere). A biostratigraphic study. |
1980 |
| details |
Late Ordovician |
Early Gothlandian |
Ghana |
Bar,P. et al. Latest Ordovician to Earliest Silurian microfloras from the Lower Sekondian Series of Ghana, (West Africa), and their relationship to those from the Itaim Formation of the Maranhao Basin in Northeast Brazil. |
1980 |
| details |
Late Ordovician |
Early Gothlandian |
Ghana |
Bar,P. et al. Latest Ordovician to Earliest Silurian microfloras from the Lower Sekondian Series of Ghana, (West Africa), and their relationship to those from the Itaim Formation of the Maranhao Basin in Northeast Brazil. |
1980 |
| details |
Middle Gothlandian |
|
Indiana |
Tappan,H. The Paleobiology of Plant Protists. |
1980 |
| details |
Dinantian |
|
S.Ireland(Clare) |
Clayton,G. et al. Micropalaeontology of a Courceyan, (Carboniferous), Borehole section from Ballyvergin, County Clare, Ireland. |
1980 |