| details |
Ludlovian |
Downtonian |
Wales |
Warren,P.T. The significance of recent research in Britain on the Ludovian-Downtonian boundary. (In: The boundary between the Silurian and Devonian and Biostratigraphy of the Silurian. D.V.Nalivkin, editors) |
1971 |
| details |
Eocene |
|
Hungary |
Rakosi,L. The Eocene vegetation associations of the Dorog Lignite Basin. |
1971 |
| details |
Tremadocian |
|
USSR(Russian Platform) |
Umnova,N.I. et al. Acritarch assemblages from the Cambrian and Early Ordovician sediments of western and northwestern Russian Platform. (In: Palynology research in Byelorussia and other Regions of the USSR) |
1971 |
| details |
Tremadocian |
|
USSR(Russian Platform) |
Umnova,N.I. et al. Acritarch assemblages from the Cambrian and Early Ordovician sediments of western and northwestern Russian Platform. (In: Palynology research in Byelorussia and other Regions of the USSR) |
1971 |
| details |
Early Famennian |
|
USSR(Belorussian SSR) |
Kedo,G.I. et al. Palynology characteristics of the Intersaliferous stratum of the Khobninsk Dome. (In: Palynological investigations in Belorussia and other Regions of the USSR. V.K.Golubzov et al, editors) |
1971 |
| details |
Early Chesterian |
Middle Chesterian |
Oklahoma |
Harris,R.W. Palynology of the Sand Branch Member of the Caney Shale Formation, (Mississippian), of Southern Oklahoma. |
1971 |
| details |
Late Devonian |
|
USSR(Mordovian ASSR) |
Nadler,Y.S. Stratigraphy and palynological characterization of Paleozoic and Mesozoic deposits of the Kuznetsk Basin. Palynological charaterization of Devonian deposits. |
1971 |
| details |
Early Callovian |
Late Jurassic |
USSR(Arkhangelsk Oblast) |
Vozzhennikova,T.F. A Paleoalgological characterization of Jurassic deposits of the USSR. |
1971 |
| details |
Middle Albian |
Late Albian |
Canada(Alberta) |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Canada, (Alberta). |
1971 |
| details |
Middle Albian |
|
Canada(Alberta) |
Singh,C. Lower Cretaceous microfloras of the Peace River area, Northwestern Canada, (Alberta). |
1971 |
| details |
Ordovician |
|
USSR |
Sheshegova,L.I. The acritarchs of the Paleozoic. |
1971 |
| details |
Silurian |
|
USSR(European) |
Sheshegova,L.I. Some Silurian acritarchs of Podolia. |
1971 |
| details |
Frasnian |
|
USSR(Kazakh SSR) |
Sheshegova,L.I. Upper Devonian acritarchs of the Anzhero Region of the Kuzbass Basin. |
1971 |
| details |
Early Triassic |
Middle Triassic |
USSR(Urals) |
Tuzhikova,V.I. Triassic acritarchs of the Urals |
1971 |
| details |
Llanvirnian |
Llandeilian |
USSR(Orenburg) |
Chibrikova,E.V. The Ordovician of the southeast Russian Platform. (In: Stratigrafiya i Paleontologiya Dokembriya i Paleozoya Yuzhnogo Urala i Pri-Ural'ya. N.D.Trapeznikova, editor) |
1972 |
| details |
Llanvirnian |
Llandeilian |
USSR(Orenburg) |
Chibrikova,E.V. The Ordovician of the southeast Russian Platform. (In: Stratigrafiya i Paleontologiya Dokembriya i Paleozoya Yuzhnogo Urala i Pri-Ural'ya. N.D.Trapeznikova, editor) |
1972 |
| details |
Silurian |
|
USA(Eastern) |
Cramer,F.H. et al. North American Silurian palynofacies and their spatial arrangement. |
1972 |