| details |
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 |
Early Devonian |
Middle Devonian |
Brazil |
Cramer,F.H. Distribution of selected Silurian acritarchs an account of the palynostratigraphy and paleogeography of selected Silurian acritarch Taxa |
1970 |
| details |
Early Devonian |
Middle Devonian |
Spain |
Cramer,F.H. Distribution of selected Silurian acritarchs an account of the palynostratigraphy and paleogeography of selected Silurian acritarch Taxa |
1970 |
| details |
Early Devonian |
Middle Devonian |
Libya |
Cramer,F.H. Distribution of selected Silurian acritarchs an account of the palynostratigraphy and paleogeography of selected Silurian acritarch Taxa |
1970 |
| details |
Early Devonian |
Middle Devonian |
Brazil(Maranhao) |
Brito,I.M. A contribution to the knowledge of Silurian and Devonian microfossils from the Maranhao Basin.5. acritarchs Herkomorphitae Nd Prismatomorphitae |
1971 |
| details |
Nd |
|
Nd |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
| details |
Late Arenigian |
Llanvirnian |
Czechoslovakia |
VavrdovЎ,M. Acritarchs from the Sarka Formation (Llanvirnian). |
1977 |
| details |
Late Arenigian |
Llanvirnian |
Czechoslovakia |
VavrdovЎ,M. Acritarchs from the Sarka Formation (Llanvirnian). |
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 Paleozoic |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Emsian |
Strunian |
Brazil(Piaui) |
de Quadros,L.P. Biostratigraphic distribution of chitinozoa and acritarchs of the Parnaiba Basin |
1982 |
| details |
Emsian |
Early Eifelian |
Bolivia |
Suarez-Soruco,R. et al. The Eo-Hercynian compression stage in the eastern part of the Cordillerana Basin of Bolivia. |
1983 |
| details |
Early Devonian |
|
Bolivia |
Suarez-Soruco,R. Systematic study of the fluctuations of the stratigraphy and evolution in the Early Paleozoic of Bolivia. |
1983 |
| details |
Emsian |
Strunian |
Brazil(Maranhao) |
Brito,I.M. et al. New occurrences of acritarchs in the Devonian of the Parnaiba Basin. (In: Paleobotanica e Palinologia na America do Sul; 1983) |
1984 |