| details |
Emsian |
|
Canada(Ontario) |
Playford,G. Lower to Middle Devonian acritarchs of the Moose River Basin, Ontario. |
1977 |
| details |
Middle Devonian |
|
Canada |
Playford,G. Lower to Middle Devonian acritarchs of the Moose River Basin, Ontario. |
1977 |
| details |
Ludlovian |
|
Bolivia |
Kimyai,A. Devonian acritarchs from Bolivia, South America. |
1982 |
| details |
Early Emsian |
|
Canada(Ontario) |
Wicander,R. A catalogue and biostratigraphic distribution of North American Devonian acritarchs. |
1983 |
| details |
Eifelian |
Givetian |
Canada(Ontario) |
Wicander,R. A catalogue and biostratigraphic distribution of North American Devonian acritarchs. |
1983 |
| details |
Ludlovian |
Couvinian |
Bolivia |
Kimyai,A. Paleozoic Microphyloplankton from South America |
1983 |
| details |
Frasnian |
|
W.Germany(N.Rhine) |
Amirie,G.H.B. Phytoplankton of the Frasnian of Bergisch Syncline of the North Rhineland |
1984 |
| details |
Gedinnian |
|
Oklahoma |
Wicander,R. Lower Devonian, (Gedinnian) acritarchs from the Haragan Formation, Oklahoma, USA. |
1986 |
| details |
Gedinnian |
|
France(Maine-et-Loire) |
Moreau-Benoit,A. et al. Confirmation of the Silurian and the discovery of the Lower Devonian by palynoplanktology in the slates and sands at the eastern end of the Ancenis Basin (south-east of the Armoricain Massif). |
1987 |
| details |
Middle Devonian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Gedinnian |
|
Oklahoma |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Ludlovian |
|
Bolivia |
Rubinstein,C.V. Silurian acritarchs from South America: A review. |
1996 |