details |
Tremadocian |
Arenigian |
China(Shanghai) |
Hu,Y. Micropalaeoflora from the Early Ordovician in Gaoqiao Region of Shaanxi and its stratigraphic significance. |
1986 |
details |
Aptian |
Albian |
Brazil(Pernambuco) |
de Lima,M.R. The genus Classopollis in Mesozoic Basins of North East Brazil |
1976 |
details |
Cenomanian |
Turonian |
Brazil(Pernambuco) |
de Lima,M.R. et al. Palynoligocal analysis of the Cretaceous sediments of the Cabo Basin, Pernambuco Stata, Brazil |
1989 |
details |
Wordian |
|
Barents Sea |
Grigoriev,M. et al. Sedimentology, palynostratigraphy, palynofacies and thermal maturity of Upper Permian rocks of Kolguyev Island, Barents Sea Russia |
1998 |
details |
Early Pliocene |
|
Australia(W.Australia) |
Bint,A.N. An Early Pliocene pollen assemblage from Lake Tay, South-Western Australia, and its phytogeographic implications |
1981 |
details |
Late Permian |
Early Triassic |
Australia(NSW) |
Hennelly,J.P.F. Spores and pollensfrom Permian-Triassic transition, NSW. |
1959 |
details |
Late Ludlovian |
|
Argentina(San Juan) |
Rubinstein,C.V. Acritarchs from the Upper Silurian of San Juan, Argentina: Biostratigraphy and palaeobiogeography. (In: Contributions to Acritarch and Chitinozoan Research. S.G.Molyneux and K.J.Doring, editors) |
1993 |
details |
Early Maestrichtian |
|
Arctic Ocean |
Firth,J.V. et al. An Early Maestrichtian organic-walled phytoplankton cyst assemblage from an organic-rich Black Mud in core Fl-533, Alpha Ridge: Evidence for upwelling conditions in the Cretaceous Arctic Ocean |
1998 |