details |
Valanginian |
|
USSR(Yakut ASSR) |
Pokrovskaya,I.M. Lower Cretaceous spore-pollen complexes Anabar-Kha Tanga interfluv, Khatanga and Pre-Verkhoyansk Synec Lises and Vilyuy Depression. (In: Atlas of Lower Cretaceous spore-pollen complexes of some regions of USSR. I.M.Pokyovsksys and N.K.Stel'mak, editors) |
1964 |
details |
Late Triassic |
|
USSR(Yakut ASSR) |
Odintsova,M.M. et al. Late Triassic deposits of South-Western Yakuts. (In: Material on the Biostratigraphy and Paleogeography of Eastern Siberia). |
1975 |
details |
Early Jurassic |
|
USSR(Kazakh SSR) |
Smirnova,S.B. et al. Differentiation of Jurassic and Lower Cretaceous sediments of the northern Buzachinskoe Uplift on the basis of palynological data |
1982 |
details |
Tatarian |
|
USSR(Urals) |
Tuzhikova,V.I. Miospores and stratigraphy of supporting sections of the Uralian Triassic. (Lower Triassic - Upper Permian Boundary) |
1985 |
details |
Early Triassic |
|
India(Madhya Pradesh) |
Kumar,P. Almod Bed; A Permian - Traissic Transition Zone. |
1997 |