| details |
Middle Triassic |
Late Triassic |
USSR(Komi ASSR) |
Chalyshev,V.I. et al. Biostratigraphy of the Triassic of the Pechorsk District. |
1966 |
| details |
Olenikian |
|
USSR(Udmurt ASSR) |
Dubeykovskiy,S.G. Age of the ore strata of the Vyatka-Kama Basin. |
1967 |
| details |
Stephanian |
|
Kansas |
Gupta,S. et al. Spores and pollen from the rock Lake Shale at Garnett locality of Kansas. |
1969 |
| details |
Ufimian |
Kazanian |
USSR(Russian Platform) |
Varyukhina,L.M. Spores and pollen of the red-colored coal-bearing Permian and Triassic sediments of the northeastern part of European SSSR. |
1971 |
| details |
Early Triassic |
|
E.Germany |
Varyukhina,L.M. Comparison of the Triassic spore assemblages of the northeast of the European part of the USSR with the Coeval assemblages of other regions. |
1974 |
| details |
Wolfcampian |
|
Arizona |
Kremp,K.N. Palynology of a Late Paleozoic Coal from fossil Creek Canyon, Arizona. |
1975 |
| details |
Triassic |
|
India(Madhya Pradesh) |
Tiwari,R.S. et al. Palyno-dating of Nidpur Beds, Son Grab, Madhya Pradesh. (In: Proceeding of the Symposium on the Vistas in Indian Palaeobotany. K.P.Jain and R.S.Tiwari, editors) |
1990 |