| details |
Callovian |
|
USSR(Arkhangelsk Oblast) |
Maslov,V.M. et al. Middle Jurassic deposits of the Vychegda, Luza and Mezen River Basins. |
1973 |
| details |
Eocene |
Oligocene |
USSR |
Vozzhennikova,T.F. et al. Cenozoic planktonic Paleoalgofloras of the Southern USSR. (In: Palynology in the USSR. A.F.Chlonova, editor) |
1988 |
| details |
Tremadocian |
|
USSR |
Timofeev,B.V. Late Proterozoic and Early Paleozoic phytoplankton. (In: Report from the 1st All-Union Palynological Conference) |
1965 |
| details |
Early Gothlandian |
|
USA(Mid-Continent) |
Wood,G.D. Palaeoecology and biostratigraphy of Lower Silurian, (Llandovery-Wenlock), acritarchs from the Mid-Continent, United States. |
1988 |
| details |
Emsian |
Eifelian |
USA(Eastern) |
Dennison,J.M. Faces relations of Hystrichosphaeres in Onesquethaw Stage (Devonian) of Central Appalachians |
1966 |
| details |
Ordovician |
Devonian |
USA |
Kedves,M. Introduction to the palynology of Pre-Quaternary deposits |
1986 |
| details |
Late Jurassic |
|
United Kingdom |
Kumar,A. Fossil Dinophyceae and its uses in Petroleum exploration with special reference to India. |
1980 |
| details |
Early Permian |
|
United Kingdom |
Wall,D. et al. Permian Hystrichospheres from Britain. |
1963 |
| details |
Permian |
Triassic |
Tunisia |
Deflandre,G. The present conditions of our knowledge on the representation of some Triassic microfossil Groups. Protistes, other than Foraminifera |
1963 |
| details |
Early Frasnian |
|
Texas |
Barker,G.W. et al. Microplankton and spores from the Woodford Shale (Devonian) of the Tobosa Basin, southeast New Mexico-southwestern Texas, USA. |
1988 |
| details |
Early Gothlandian |
|
Tennessee |
Wood,G.D. Biostratigraphic and paleoecologic significance of acritarchs from the Waldron Formation, (Lower Silurian), midcontinent, United States |
1984 |
| details |
Gedinnian |
|
Tennessee |
Wood,G.D. et al. Early Devonian, (Gedinnian), organic-walled microphytoplankton and spores from the Ross Formation of Tennessee, United States. |
1985 |
| details |
Early Devonian |
|
Tennessee |
Reaugh,A.B. et al. Acritarchs and chitinozoans from the Lower Devonian (Helderbergian) Birdsong Shale, Decatur County, Tennessee. |
1977 |
| details |
Permian |
|
Spitsbergen |
Bell,D.G. et al. Permian acritarchs and dinocysts from the British Isles and Spitsbergen |
1984 |
| details |
Tremadocian |
|
Spain |
Wolf,R. Acritarchs of the Tremadocian Keltiberien (northeast Spain). |
1980 |
| details |
Middle Gothlandian |
Late Gothlandian |
Spain |
Cramer,F.H. et al. Taxonomic considerations on the acritarchs of the Middle and Upper Silurian of northern Spain. |
1968 |
| details |
Llanvirnian |
Llandeilian |
Spain |
Fombella,M.A. et al. New palynological results from the Oville Formation at Southwest Vozmediano, Leon (northwestern Spain). (In: Commision Internationale De |
1996 |