| details |
Devonian |
|
Brazil(Para) |
Sommer,F.W. New Devonian species of Tasmanites of Para |
1956 |
| original |
Devonian |
|
Brazil(Para) |
Sommer,F.W. New Devonian species of Tasmanites of Para |
1956 |
| details |
Early Devonian |
|
Brazil(Amazonas) |
Sommer,F.W. Preliminary note on Lower Devonian microfossils of the Amazon Basin. |
1960 |
| details |
Late Devonian |
|
Brazil(Goias) |
Sommer,F.W. Devonian microfossils from Aragarcas, Goias. |
1963 |
| details |
Middle Devonian |
|
Brazil(Amazonas) |
Sommer,F.W. et al. Devonian microfossils of Rio Jatapu, Amazonas. |
1965 |
| details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| details |
Middle Devonian |
|
Brazil(Para) |
Sommer,F.W. et al. Revision of Brazilian Paleozoic Tasmanaceae |
1966 |
| details |
Devonian |
|
Brazil |
Sommer,F.W. et al. Brazilian Palaeozoic Algomycetes and Tasmanaceae |
1967 |
| details |
Middle Devonian |
|
Brazil(Maranhao) |
Boekel,N.M.Van Paleozoic Tasmanites of the Amazon Basin and their stratigraphic correlation. |
1967 |
| details |
Middle Devonian |
|
Brazil(Para) |
Boekel,N.M.Van Paleozoic Tasmanites of the Amazon Basin and their stratigraphic correlation. |
1967 |
| details |
Late Devonian |
|
Brazil(Para) |
Boekel,N.M.Van Paleozoic Tasmanites of the Amazon Basin and their stratigraphic correlation. |
1967 |
| details |
Middle Devonian |
|
Brazil(Amazonas) |
Boekel,N.M.Van Paleozoic Tasmanites of the Amazon Basin and their stratigraphic correlation. |
1967 |
| details |
Middle Devonian |
|
Brazil(Pernambuco) |
Boekel,N.M.Van Paleozoic Tasmanites of the Amazon Basin and their stratigraphic correlation. |
1967 |
| details |
Early Devonian |
|
Brazil(Goias) |
Boekel,N.M.Van Paleozoic Tasmanites of the Amazon Basin and their stratigraphic correlation. |
1967 |
| details |
Early Llandoverian |
Frasnian |
Brazil(Amazonas) |
Lange,F.W. Biostratigraphic subdivisions and revision of the Silurian-Devonian column of the Lower Amazon Basin. |
1967 |
| details |
Silurian |
|
Brazil(Para) |
Boekel,N.M.Van Silurian microfossils from the Garape da Rainha, Pa Para |
1968 |
| details |
Middle Devonian |
|
Brazil(Para) |
Boekel,N.M.Van Devonian microfossils of the Rio Tapajos, Para.1.Ta Tasmanaceae. |
1968 |