details |
Siegenian |
Emsian |
Belgium |
Eschghi,I. et al. The Emsian in the Old Red facies on the northern Side of the Stavelot-Venn Massif, Germany-Belgium. |
1974 |
details |
Silurian |
|
Romania |
Nastaseanu,S. et al. Paleogeographic evolution of Carboniferous terrains. General summary of the Paleozoic of Rumania. |
1975 |
details |
Llanvirnian |
|
France |
Babin,C. et al. The Ordovician of the Armoricain Massif (France). (In:The Ordovician System. M.G.Bassett, editor) |
1976 |
details |
Desmoinesian |
|
Oklahoma |
Wilson,L.R. A preliminary assessment of palynomorph stratigraphy in Morrow and Atoka rocks of the Quachita Mountains, Oklahoma. |
1976 |
details |
Ordovician |
|
Spain |
Robardet,M. The originality of the Southern Iberian Peninsula Hercynian Segment of the Lower Paleozoic, Ordovician, Siluran and the Devonian in the northern Seville Province, Spain. |
1976 |
details |
Middle Ludlovian |
|
Spain |
Lobato,L. et al. Description of the Carazo Formation in Palencia Province, Spain. Palynological age of the Lower Member-Middle or Upper Ludlovian. |
1977 |
details |
Ordovician |
|
Argentina(La Rioja) |
Volkheimer,W. et al. Ordovician chitinozoas of the Gualcamayo Formation in the type locality southwest of Guandacol, pre-cordillera of Rioja, Reublic of Argentina. |
1978 |
details |
Tremadocian |
Llandoverian |
Italy(Sardinia) |
Del Rio,M. et al. Discovery of chitinozoa from the Laconi Formation |
1978 |
details |
Ordovician |
|
Africa |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
details |
Silurian |
|
Africa |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
details |
Devonian |
|
Africa |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
details |
Ordovician |
|
Europe |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
details |
Silurian |
|
Europe |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
details |
Devonian |
|
Europe |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
details |
Ordovician |
|
North America |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
details |
Silurian |
|
USA |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |
details |
Ordovician |
|
Australia |
Laufeld,S. Biogeography of Ordovician, Silurian, and Devonian chitinozoans. |
1979 |