original |
Early Llandoverian |
|
Canada(Ontario) |
Eley,B.E. et al. Palynomorphs from the Manitoulin Formation (Early Llandovery) of Southern Ontario |
1988 |
original |
Early Berriasian |
|
Australia(W.Australia) |
Stevens,J. Some Early Cretaceous dinoflagellates from the Cassiculosphaeridia delicata Zone on the Exmouth Plateau, Western Australia. (In: Studies in Australian Mesozoic Palynology. P.A.Jell, editor.) |
1987 |
original |
Late Frasnian |
|
Iowa |
Wicander,R. et al. Acritarchs and spores from the Upper Devonian Lime Creek Formation, Iowa, USA. |
1985 |
original |
Llandoverian |
|
New York |
Miller,M.A. et al. Palynomorphs from the Silurian Medina Group, (Lower Llandovery), of the Niagara Gorge, Lewiston, New York, USA. |
1982 |
original |
Llandoverian |
|
New York |
Miller,M.A. et al. Palynomorphs from the Silurian Medina Group, (Lower Llandovery), of the Niagara Gorge, Lewiston, New York, USA. |
1982 |
original |
Late Tremadocian |
|
Canada(Alberta) |
Dean,W.T. et al. The sequence of Trilobite faunas and acritarchs microfloras at the Cambrian-Ordovician boundary, Wilcox Pass, Alberta, Canada. |
1982 |
original |
Givetian |
|
Ohio |
Wicander,R. et al. Systematics and biostratigraphy of the organic-walled microphytoplankton from the Middle Devonian, (Givetian), Silica Formation, Ohio, USA. |
1981 |
original |
Tommotian |
|
Australia(N.Territory) |
Walter,M.R. et al. Early Cambrian and Latest Proterozoic stratigraphy, Desert Syncline, Southern Georgina Basin. |
1979 |
original |
Late Llanvirnian |
|
E.Germany(Rostock) |
Burmann,G. Further organic microfossils from the Lower Ordovician. |
1970 |