| details |
Early Ludlovian |
|
Nd |
Lister,T.R. et al. New evidence for the age of the primitive Echinoid Myriastiches gigas |
1967 |
| details |
Lochkovian |
|
Algeria |
Magloire,L. Stratigraphical study by means of palynology of Silurian and Lower Devonian clay-sand deposits in the Wester Great Erg (Agerian Sahara). |
1967 |
| details |
Middle Devonian |
|
Canada(Ontario) |
Boneham,R.F. Hamilton (Middle Devonian) chitinozoa from rock Glen, Arkona, Ontario |
1967 |
| details |
Middle Devonian |
|
Brazil(Amazonas) |
Boekel,N.M.Van Silurian and Devonian chitinozoans of the Amazon Basin and their stratigraphic correlation. |
1967 |
| details |
Late Devonian |
|
|
Lange,F.W. et al. The Devonian of the Parana Basin |
1967 |
| details |
Middle Devonian |
|
|
Lange,F.W. Biostratigraphic subdivision and correlation of the Devonian in the Parana Basin |
1967 |
| details |
Early Devonian |
|
Tunisia |
Grignani,D. Correlation with Chttinozoa in the Devonian and Silurian in some Tunisian Well samples. |
1967 |
| details |
Llandoverian |
Emsian |
Europe |
Taugourdeau,P. et al. Chitinozoans-Illustrated bibliographic analysis |
1967 |
| details |
Late Gothlandian |
Early Devonian |
North America |
Taugourdeau,P. et al. Chitinozoans-Illustrated bibliographic analysis |
1967 |
| details |
Early Gothlandian |
Early Devonian |
Africa |
Taugourdeau,P. et al. Chitinozoans-Illustrated bibliographic analysis |
1967 |
| details |
Late Gothlandian |
Early Devonian |
Asia |
Taugourdeau,P. et al. Chitinozoans-Illustrated bibliographic analysis |
1967 |
| details |
Nd |
|
Nd |
Combaz,A. et al. Chitinozoans--Morphography. |
1967 |
| details |
Middle Gothlandian |
Late Gothlandian |
Spain |
Cramer,F.H. et al. Taxonomic considerations on the acritarchs of the Middle and Upper Silurian of northern Spain. |
1968 |
| details |
Llandoverian |
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 |
Emsian |
|
Algeria |
Jardin©,S. et al. Lithostratigraphy and palynology of the Sandy Devonian-Gothlandian of the Polignac Basin (Sahara). |
1968 |
| details |
Early Eifelian |
|
Algeria |
Jardin©,S. et al. Lithostratigraphy and palynology of the Sandy Devonian-Gothlandian of the Polignac Basin (Sahara). |
1968 |