| details |
Siegenian |
Strunian |
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 |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
| details |
Late Emsian |
Eifelian |
North America |
Wicander,R. Middle Devonian acritarch biostratigraphy of North America |
1984 |
| details |
Frasnian |
|
USSR(Kazakh SSR) |
Sheshegova,L.I. Upper Devonian acritarchs of the Anzhero Region of the Kuzbass Basin. |
1971 |
| details |
Emsian |
Eifelian |
Canada(Ontario) |
Playford,G. Lower to Middle Devonian acritarchs of the Moose River Basin, Ontario. |
1977 |
| 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 |
Early Gedinnian |
|
Spain |
Cramer,F.H. A provisional note on the occurrence of microplankton and sporomorphs in the sedimentary rocks of the Lower Devonia in the Cantabrian Mountains |
1963 |
| details |
Early Frasnian |
|
France(Pas-de-Calais) |
Deunff,J. Preliminary observations on the paleophytoplankton of a cutting from Caffiers, (Givetien - Frasnien du Boulnnais, France). |
1981 |
| details |
Early Devonian |
Middle Devonian |
Canada(Ontario) |
Deunff,J. The acritarchs. 1.The genus Polyedryxium |
1971 |
| original |
Early Devonian |
|
Canada(Ontario) |
Deunff,J. On a microplankton from the Devonian of Canada containing some new types of Hystrichosphaerids. |
1954 |
| details |
Devonian |
|
Canada(Ontario) |
Wicander,R. A catalogue and biostratigraphic distribution of North American Devonian acritarchs. |
1983 |
| details |
Devonian |
|
Ohio |
Wicander,R. A catalogue and biostratigraphic distribution of North American Devonian acritarchs. |
1983 |
| details |
Devonian |
|
Canada |
Sarjeant,W.A.S. The Xanthidia: The solving of a palaeontological problem. |
1967 |
| details |
Devonian |
|
Canada |
Sarjeant,W.A.S. Xanthidia, Palinospheres and "Hystrix": A review of the study of fossil unicellular microplankton with organic cell walls. |
1970 |
| details |
Devonian |
|
Canada |
Deunff,J. Recent progress in the knowledge of fossil microplankton, especially Hystrichospheres, of the Paleozoic Seas |
1956 |
| details |
Devonian |
|
Canada |
Deunff,J. Some details concerning the Hystrichosphaeridae from the Devonian of Canada. |
1961 |
| details |
Devonian |
|
Canada |
Deunff,J. Research on the Devonian microplankton (Acritarchs and Dinophyceae). |
1965 |