original |
Arenigian |
|
Algeria |
Deunff,J. et al. Palynoplanktonic correlation in the Cambro-Ordovician of the Sahara |
1961 |
original |
Middle Cambrian |
|
Algeria |
Deunff,J. et al. Palynoplanktonic correlation in the Cambro-Ordovician of the Sahara |
1961 |
original |
Early Triassic |
|
USSR(Komi ASSR) |
Chalyshev,V.I. et al. Biostratigraphy of the Triassic of the Pechorsk District. |
1966 |
original |
Late Albian |
|
USSR(Taymyr Nat.Okrug) |
Mchedlishvili,N.D. Palynological substantiation of the age of the Ognevka Suite. (In: Questions of Phytostratigraphy. S.R.Samoilovich et al, editors) |
1977 |