| details |
Late Cambrian |
Tremadocian |
France(Aude) |
Cocchio,A.M. Lower Paleozoic microflora of (Corbieres, Aude, France). |
1981 |
| details |
Late Cambrian |
Tremadocian |
France(Lot-et-Garonne) |
Baudelot,S. et al. Paleozoic basins hidden under the Aquitaine: Micropaleontological study of core collected during petroleum investigations. (In: Program of deep geology of France first phase of investigation-1983-1984) |
1984 |
| details |
Late Acadian |
Tremadocian |
Nd |
Diez,M.D.C.R. et al. Range chart of selected Lower Paleozoic acritarch Taxa. 2: Index to Parts 1 and 2. |
1977 |
| details |
Caradocian |
Silurian |
Czechoslovakia |
SnopkovŠ,P. et al. Biostratigraphy of the Gelnica Group in the Spissko-Gemerski Rudohoris (Mountains), based on palynological data. |
1979 |
| details |
Caradocian |
Ludlovian |
Nepal |
Sinha,H.N. et al. Record of Prolific and Indubitable acritarchs from the Lower Paleozoic strata of the Tethyan Garhwal Himalaya and age implication |
1996 |
| details |
Tremadocian |
Llanvirnian |
Argentina(Salta) |
Volkheimer,W. et al. An Ordovician microflora from the Mojotoro Formation, Salta Province. |
1980 |
| details |
Early Ordovician |
Llanvirnian |
Argentina(Salta) |
Vergel,M.D.M. et al. Ordovician palynomorphs of Argentina: An integrated approach. (Aspects of the Ordovician System in Argentina.) |
2002 |
| details |
Tremadocian |
Llandeilian |
Argentina(Salta) |
Rubinstein,C.V. Palynological investigations in the Lower Paleozoic of Argentina |
1993 |
| details |
Late Cambrian |
Early Tremadocian |
Italy(Sardinia) |
Pittau Demelia,P. Tremadocian (Early Ordovician) acritarchs of the Arburese Unit southwest Sardinia, (Italy). |
1985 |
| details |
Cambrian |
Early Tremadocian |
Belgium |
Herbosch,A. et al. Study of the lithostratigraphic, biostratigraphic and sedimentology of the Lessines borehole (Southern Boarder of the Brabant Massive, Belgium) |
1991 |
| details |
Ashgillian |
Early Llandoverian |
Czechoslovakia |
VavrdovŠ,M. New acritarchs and miospores from the Late Ordovician of Hlasna Treban, Czechoslovakia. |
1989 |
| details |
Middle Riphean |
Early Cambrian |
India(Karnataka) |
Viswanathiah,M.N. et al. Acritarchs and other associated microfossils of the Lodapur Formation, Kaladgi Group (Precambrian-Cambrian), South India. |
1979 |
| details |
Tremadocian |
Arenigian |
France(Tarn) |
Fournier-Vinas,C. Cambro-Ordovician acritarchs from the Lacaune Mountains, (North of the Black Mountains, France). |
1978 |
| details |
Late Tremadocian |
Arenigian |
China(Yunnan) |
Fang,X. Ordovician micropaleoflora in Kunming-Luquan Region, Yunnan Province, and its stratigraphical significance. |
1987 |
| details |
Tremadocian |
Arenigian |
Iran |
Ghavidel-Syooki,M. Acritarch biostratigraphy and palaeogeography of Lower Palaeozoic rock units at Southwestern Kashmar City, Central Iran. |
1998 |
| details |
Tremadocian |
|
Algeria |
Baudelot,S. et al. Discovery of Upper Cambrian and Tremadocian acritarchs in the ancient Massif of Grande Kabylie, (Algeria). |
1979 |
| details |
Early Paleozoic |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |