| details |
Emsian |
Eifelian |
Canada(Ontario) |
Playford,G. Lower to Middle Devonian acritarchs of the Moose River Basin, Ontario. |
1977 |
| details |
Early Paleozoic |
|
Nd |
Cramer,F.H. et al. Lower Paleozoic acritarchs. |
1979 |
| details |
Early Ludlovian |
|
Argentina(San Juan) |
PŠ¶the de Baldis,E.D. Paleomicroplankton and miospores of the Lower Ludlovian of the Los Espejos Formation in the cross section of Los Azuleitos, San Juan Province, Argentina. |
1981 |
| details |
Ludlovian |
|
Bolivia |
Kimyai,A. Devonian acritarchs from Bolivia, South America. |
1982 |
| details |
Late Gedinnian |
|
Oklahoma |
Wicander,R. A catalogue and biostratigraphic distribution of North American Devonian acritarchs. |
1983 |
| details |
Late Emsian |
Middle Eifelian |
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 |
Eifelian |
|
Ohio |
Wicander,R. et al. Organic-walled microphytoplankton abundance and stratigraphic distribution from the Middle Devonian Columbus and Delaware Limestones of the Hamilton Quarry, Marion County, Ohio |
1983 |
| details |
Late Gedinnian |
Eifelian |
North America |
Wicander,R. Middle Devonian acritarch biostratigraphy of North America |
1984 |
| details |
Pridolian |
|
Missouri |
Colbath,G.K. A comparison of palynological extraction techniques using samples from the Silurian Bambridge Formation, Missouri, USA. |
1985 |
| details |
Late Gedinnian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Ludlovian |
|
Argentina(San Juan) |
Rubinstein,C.V. Palynological investigations in the Lower Paleozoic of Argentina |
1993 |
| details |
Ludlovian |
|
Argentina |
Rubinstein,C.V. Acritarchs from the Upper Silurian of Argentina:Their relationship with Gondwana |
1995 |
| details |
Ludlovian |
|
Bolivia |
Rubinstein,C.V. Silurian acritarchs from South America: A review. |
1996 |
| details |
Late Homerian |
|
Argentina(San Juan) |
Rubinstein,C.V. et al. A palynomorph and graptolite biostratigraphy of the Central Precordillera Silurian Basin, Argentina. |
1999 |