| original |
Early Gedinnian |
|
Spain |
Cramer,F.H. Some acritarchs from the San Pedro Formation (Gedinnien) of the Cantabric Mountains in Spain. |
1964 |
| details |
Tremadocian |
Ludlovian |
Spain |
Cramer,F.H. Microplankton from three Palaeozoic formations in the Province of Leon, northwest Spain. |
1964 |
| details |
Silurian |
Devonian |
Spain |
Cramer,F.H. Additional morphographic information on some characteristic acritarchs of the San Pedro and Furada Formations (Siluria-Devonian boundary) in Leon and Asturias, Spain. |
1966 |
| details |
Middle Wenlockian |
Early Gedinnian |
Spain |
Cramer,F.H. Palynology of Silurian and Devonian rocks in northwest Spain. |
1966 |
| details |
Middle Wenlockian |
Early Gedinnian |
Spain |
Cramer,F.H. Palynology of Silurian and Devonian rocks in northwest Spain. |
1966 |
| details |
Wenlockian |
Ludlovian |
Europe |
Combaz,A. et al. The "Leiofusidae" Eisenack, 1938. |
1967 |
| details |
Llandoverian |
|
Algeria |
Jardin©,S. et al. Lithostratigraphy and palynology of the Sandy Devonian-Gothlandian of the Polignac Basin (Sahara). |
1968 |
| details |
Ludlovian |
|
Algeria |
Jardin©,S. et al. Lithostratigraphy and palynology of the Sandy Devonian-Gothlandian of the Polignac Basin (Sahara). |
1968 |
| details |
Gedinnian |
|
Algeria |
Jardin©,S. et al. Lithostratigraphy and palynology of the Sandy Devonian-Gothlandian of the Polignac Basin (Sahara). |
1968 |
| details |
Late Llandoverian |
Early Gedinnian |
Spain |
Cramer,F.H. Consideration on the palynology and Silurian paleolatitudes based on microplankton of the Cantabrian Mountains of the Northwest of Spain. |
1969 |
| details |
Silurian |
|
France(Maine-et-Loire) |
Moreau-Benoit,A. Palynologic study of the Shale-Sand Formations associated with the Chalonnes Limestone of the Saint-Charles and Tarare Qarries at Chaudefonds (Maine-et-Loire). |
1969 |
| details |
Middle Ordovician |
|
France(Mayenne) |
Chauvel,J.J. et al. Discovery of an association of iron-ore microplankton in the Ordovician of the north side of the Laval Basin (Mayenne). Petrographic and micropaleontologic study. |
1970 |
| details |
Ludlovian |
Early Gedinnian |
Spain |
Cramer,F.H. Distribution of selected Silurian acritarchs an account of the palynostratigraphy and paleogeography of selected Silurian acritarch Taxa |
1970 |
| details |
Middle Gothlandian |
Late Gothlandian |
Florida |
Cramer,F.H. Distribution of selected Silurian acritarchs an account of the palynostratigraphy and paleogeography of selected Silurian acritarch Taxa |
1970 |
| details |
Early Gothlandian |
|
Brazil |
Cramer,F.H. Distribution of selected Silurian acritarchs an account of the palynostratigraphy and paleogeography of selected Silurian acritarch Taxa |
1970 |
| details |
Late Llandoverian |
Early Gedinnian |
Africa(Sahara) |
Cramer,F.H. Distribution of selected Silurian acritarchs an account of the palynostratigraphy and paleogeography of selected Silurian acritarch Taxa |
1970 |
| details |
Llanvirnian |
|
France(Ille-et-Vilaine) |
Paris,F. et al. The Llanvirnian paleoplankton of La Roche-Au-Merle |
1970 |