details |
Tournaisian |
|
China(Tibet) |
Gao,L. Late Devonian and Early Carboniferous acritarchs from Nyalam County, Xizang, (Tibet), China. |
1986 |
details |
Siegenian |
Givetian |
Canada(Ontario) |
Playford,G. Lower to Middle Devonian acritarchs of the Moose River Basin, Ontario. |
1977 |
details |
Siegenian |
Famennian |
Nd |
Molyneux,S.G. et al. Paleozoic phytoplankton. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
details |
Quaternary |
|
Netherlands |
Meer,J.J.M.Van Der et al. A Silurian-Devonian acritarch flora from Saalian Till in the Netherlands |
1992 |
details |
Nd |
|
Nd |
Downie,C. et al. Bibliography and index of fossil dinoflagellates and acritarchs. |
1965 |
details |
Middle Devonian |
|
Canada(Ontario) |
Eisenack,A. et al. Catalog of fossil dinoflagellates, hystrichospheres and related microfossils. Acritarchs. |
1973 |
details |
Middle Devonian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
original |
Middle Devonian |
|
Canada |
Deunff,J. A fossil Devonian microplankton of Hystrichospheres from the North American Continent. |
1955 |
details |
Late Siegenian |
Givetian |
North America |
Wicander,R. Middle Devonian acritarch biostratigraphy of North America |
1984 |
details |
Late Llandoverian |
Early Wenlockian |
Canada(Ontario) |
Eley,B.E. et al. Acritarchs from the fossil Hill Formation (Silurian) of Southern Ontario, Canada |
1992 |
details |
Late Llandoverian |
Early Sheinwoodian |
Sweden |
Le H©riss©,A. Acritarchs and cysts of Prasinophycean algae of the Silurian of Gotland, Sweden. |
1989 |
details |
Late Givetian |
Middle Frasnian |
France(Boulonnais) |
Le H©riss©,A. et al. Acritarches and Prasinophyte (Late Givetian-Middle Frasnian) of Ferques (Boulonnais, France). (In: The Devonian of Ferques Lower Boulonnais, (Northern France). D.Brice, editor) |
1988 |
details |
Late Frasnian |
Early Famennian |
England(Oxfordshire) |
Owens,B. et al. Micropalaeontology of the Devonian sediments. |
1977 |
details |
Late Devonian |
|
Canada(Ontario) |
Deunff,J. Presence of acritarchs in a Devonian series of Lake Huron, (Canada). |
1967 |
details |
Givetian |
|
Ohio |
Wicander,R. et al. Systematics and biostratigraphy of the organic-walled microphytoplankton from the Middle Devonian, (Givetian), Silica Formation, Ohio, USA. |
1981 |
details |
Givetian |
|
Ohio |
Wicander,R. A catalogue and biostratigraphic distribution of North American Devonian acritarchs. |
1983 |
details |
Frasnian |
|
W.Germany(N.Rhine) |
Amirie,G.H.B. Phytoplankton of the Frasnian of Bergisch Syncline of the North Rhineland |
1984 |