| details |
Tremadocian |
|
Canada(Newfoundland) |
Dean,W.T. et al. Lower Ordovician acritarchs and Trilobites from Bell Island, Eastern Newfoundland. |
1978 |
| details |
Early Paleozoic |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Middle Cambrian |
Late Cambrian |
Canada(Newfoundland) |
Martin,F. Middle and Upper Cambrian and Lower Ordovician acritarchs from Random Island, eastern Newfoundland. |
1980 |
| details |
Dinantian |
|
S.Ireland(Clare) |
Clayton,G. et al. Micropalaeontology of a Courceyan, (Carboniferous), Borehole section from Ballyvergin, County Clare, Ireland. |
1980 |
| details |
Tremadocian |
|
Spain |
Wolf,R. The Lower and Upper boundary of the Ordovician System of some selected regions, (Celtiberia, Eastern Sierra Morena) in Spain. Part 1: The Lower Ordovician Sequence of Celtiberia. |
1980 |
| details |
Middle Cambrian |
|
USSR(Yaroslav) |
Volkova,N.A. Acritarchs of the Middle and Upper Cambrian in the Moscow Syncline |
1980 |
| details |
Late Cambrian |
|
Europe |
Yankauskas,T.V. On the micropalaeontological characteristic of the Middle and Upper Cambrian in the Northwest of the East-European Platform. |
1980 |
| details |
Late Cambrian |
Tremadocian |
Canada(Newfoundland) |
Martin,F. et al. Middle and Upper Cambrian and Lower Ordovician acritarchs from Random Island, Eastern Newfoundland. |
1981 |
| details |
Tremadocian |
|
France(Aude) |
Cocchio,A.M. Lower Paleozoic microflora of (Corbieres, Aude, France). |
1981 |
| details |
Tremadocian |
|
Ireland |
Smith,D.G. Progress in Irish Lower Palaeozoic palynology. |
1981 |
| details |
Early Llanvirnian |
|
England(Cumberland) |
Arthurton,R.S. et al. Ordovician and Silurian. (In: Geology of the Country around Penrith.) |
1981 |
| details |
Caradocian |
|
England(Shropshire) |
Turner,R.E. Reworked acritarchs from the type section of the Ordovician Caradoc series. Shropshire. |
1982 |
| details |
Tremadocian |
|
France(Aude) |
Cocchio,A.M. New data on Tremadocian and Arenigian acritarchs of the Mouthoumet Massif, (Corbieres, France). |
1982 |
| details |
Late Cambrian |
Tremadocian |
Canada(Newfoundland) |
Martin,F. Some aspects of Late Cambrian and Early Ordovician acritarchs. |
1982 |
| details |
Late Ordovician |
|
Czech Republic |
VavrdovЎ,M. Paleocommunities of Lower Palaeozoic microplankton. |
1982 |
| details |
Middle Llandoverian |
|
Libya |
Al-Ameri,T.K. Palynological application for the palaeogeography of Tripolitania during the Silurian time |
1983 |
| details |
Late Tremadocian |
|
England(Cumberland) |
Molyneux,S.G. et al. Discovery of Tremadoc rocks in the Lake District. |
1984 |