| details |
Griesbachian |
Early Smithian |
Canada(Arctic) |
Ford,J.H. Palynology of Upper Paleozoic and Lower Mesozoic field samples and cores from Ellesmere, Melville and adjacent Islands. |
1978 |
| details |
Early Permian |
Middle Permian |
Argentina |
Azcuy,C.L. A review of the Early Gondwana palynology of Argentina and South America. |
1979 |
| details |
Kazanian |
|
Brazil(Sao Paulo) |
Men©ndez,C.A. Palynology of Permian and Triassic strata from South America. |
1979 |
| details |
Anisian |
|
Canada(Arctic) |
Ford,J.H. Palynology of Triassic and Jurassic Field samples, cores and cuttings from the Sverdrup Basin of Arctic Canada |
1979 |
| details |
Late Permian |
|
Argentina(Chaco) |
Russo,A. et al. Upper Palaeozoic deposits in the subsurface of the Chaco-Parana Plain, Argentina. |
1980 |
| details |
Permian |
|
Brazil |
Archangelsky,S. et al. The Carboniferous and Early Permian of the South American Gondwana area. |
1980 |
| details |
Permian |
|
Paraguay |
Archangelsky,S. et al. The Carboniferous and Early Permian of the South American Gondwana area. |
1980 |
| details |
Permian |
|
Uruguay |
Archangelsky,S. et al. The Carboniferous and Early Permian of the South American Gondwana area. |
1980 |
| details |
Permian |
|
Argentina |
Archangelsky,S. et al. The Carboniferous and Early Permian of the South American Gondwana area. |
1980 |
| details |
Nd |
|
Poland |
DybovЎ-Jachowiczowa,S. et al. Spore-pollen spectrum of Permian and Triassic rocks in the Piekoszow Syncline, Gory Swietokrzyskie Mountains. |
1980 |
| original |
Late Permian |
Early Triassic |
Angola |
de Lima,M.R. et al. Microflora of the Cassanje Series, (Karroo System), Angola. |
1980 |
| details |
Late Anisian |
|
Italy(Sardinia) |
Pittau Demelia,P. et al. Middle and Upper Triassic pollens from the Carbonatic sequence of Campumari and the Gypsipherdus Layers of Ghisciera Mala, (southwest and northwest Sardinia, Italy). |
1980 |
| details |
Artinskian |
Kungurian |
USSR(Urals) |
Dyupina,G.V. Palynological characteristics of the boundry between the Artinskian and Kungurian deposits of the Central Pre-Urals. (In: Biostratigraphy of the Artinskian and Kungurian Stages of the Urals. D.M.Rauzer-Chernousova and B.I.Chuvashov, editors) |
1980 |
| details |
Scythian |
Early Rhaetian |
Canada(Arctic) |
Ford,J.H. Palynology of 75 Mesozoic Field samples from the Sverdrup Basin of Arctic Canada |
1980 |
| details |
Spathian |
Early Norian |
Canada(Arctic) |
Ford,J.H. Palynology of 75 Mesozoic Field samples from the Sverdrup Basin of Arctic Canada |
1980 |
| details |
Early Triassic |
|
China |
Yao,Z.-Q. et al. On the paleophyte-Mesophyte boundary |
1980 |
| details |
Late Permian |
|
|
Russo,A. et al. Upper Palaeozoic deposits in the subsurface of the Chaco-Parana Plain, Argentina. |
1980 |