| original |
Early Devonian |
|
Brazil(Maranhao) |
El-Arnauti,A. et al. Contribution to the study of microfossils from the Silurian and Devonian form the Maranhao Basin. II. Acritarch, Polygonomorphites and Pteromorphitae. |
1966 |
| details |
Early Devonian |
Middle Devonian |
Brazil(Maranhao) |
Brito,I.M. A new subgroup of acritarcha from the Devonian of Maranhao. |
1967 |
| original |
Early Devonian |
|
Brazil(Maranhao) |
Brito,I.M. Silurian and Devonian acritarcha from Maranhao Basin, Brazil |
1967 |
| details |
Early Devonian |
|
Brazil |
Brito,I.M. The acritarchs |
1967 |
| details |
Eifelian |
Givetian |
Paraguay |
Pжthe de Baldis,E.D. Microplankton of the Middle Devonian of Paraguay. |
1974 |
| original |
Eifelian |
Givetian |
Paraguay |
Pжthe de Baldis,E.D. Microplankton of the Middle Devonian of Paraguay. |
1974 |
| details |
Middle Devonian |
|
Ghana |
Bar,P. et al. Microflora from the Paleozoic series of Ghana (West Africa), and their paleofloristic relations. |
1974 |
| details |
Frasnian |
|
Ghana |
Bar,P. et al. Microflora from the Paleozoic series of Ghana (West Africa), and their paleofloristic relations. |
1974 |
| details |
Late Devonian |
|
Ghana |
Bar,P. et al. Microflora from the Paleozoic series of Ghana (West Africa), and their paleofloristic relations. |
1974 |
| details |
Emsian |
Frasnian |
Ghana |
Anan-Yorke,R. Devonian chitinozoa and acritarcha from exploratory oil wells on the shelf and coastal region of Ghana, West Africa. |
1974 |
| details |
Late Devonian |
|
Brazil(Maranhao) |
Brito,I.M. Contribution to the knowledge of Silurian and Devonian microfossils of the Maranhao Basin. 6: The genus Veliferites Bito,1967 as Synonymy of Uvernaysphaera, Staplin,1961 (Acritarca-Pteromorphitae). |
1976 |
| details |
Middle Devonian |
|
Paraguay |
Volkheimer,W. et al. Stratigraphic significance of Paleozoic and Mesozoic microflora from Argentina and neighboring countries. |
1976 |
| details |
Devonian |
|
South America |
Nautiyal,A.C. The paleogeographic distribution of Devonian acritarchs and biofacies belts. |
1977 |
| details |
Devonian |
|
Africa |
Nautiyal,A.C. The paleogeographic distribution of Devonian acritarchs and biofacies belts. |
1977 |
| details |
Early Devonian |
Middle Devonian |
Brazil |
Swain,F.M. Notes on Paleozoic acritarchs from the Atlantic Margins. (In: Stratigraphic Micropaleontology of Atlantic Basin and Borderlands. F.M.Swain, editor) |
1977 |
| details |
Early Devonian |
|
Brazil(Maranhao) |
Playford,G. Lower to Middle Devonian acritarchs of the Moose River Basin, Ontario. |
1977 |
| details |
Early Paleozoic |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |