| details |
Early Cambrian |
|
USSR(Siberia) |
Rudavskaya,V.A. Hystrichosphaerida of the Paleozoic Era |
1965 |
| details |
Cambrian |
|
USSR(Baltic) |
Rudavskaya,V.A. Hystrichosphaerida of the Paleozoic Era |
1965 |
| details |
Ordovician |
Permian |
Nd |
Rudavskaya,V.A. Hystrichosphaerida of the Paleozoic Era |
1965 |
| details |
Carboniferous |
|
Nd |
Rudavskaya,V.A. Palaeozoic Hystrichospheres. |
1969 |
| details |
Permian |
|
Nd |
Rudavskaya,V.A. Palaeozoic Hystrichospheres. |
1969 |
| details |
Late Devonian |
Early Carboniferous |
Bolivia |
Rocha-Campos,A.C. et al. Biostratigraphy and correlations. (In: The Carboniferous of the World II. Australia, Indian Subcontinent, South Africa, South America and North Africa. C. Martnez Daz et al, editors) |
1985 |
| details |
Early Paleozoic |
|
Ghana |
Riegel,W. et al. Lower Paleozoic acritarchs of the Sekondi Series of Ghana (West Africa). |
1980 |
| details |
Early Jurassic |
|
Colombia |
Remy,W. et al. New stratigraphic information on the Bocas Sequence, (Bucaramanga, Colombia) in the Lower Jurassic based on Phleboptris-Branneri and Classopollis flora. |
1975 |
| details |
Burdigalian |
Vindobonian |
India(Kerala) |
Rao,K.P. et al. A palynological approach to the study of Quilon Beds of Kerala State in South India. |
1975 |
| details |
Early Miocene |
Middle Miocene |
India(Kerala) |
Ramanujam,C.G.K. Tertiary palynology and palynostratigraphy of southern India. (In: Cenozoic stratigraphy and palynology in India.) |
1982 |
| details |
Coblenzian |
Givetian |
Romania |
Raileanu,G. et al. Study of the Devonian in the Drilling at Mangalia. |
1964 |
| details |
Bajocian |
|
|
Quattrocchio,M.E. et al. Palynological data of the Middle Jurassic (Bajocian), of Loan Mahuida, Neuqu©n Province, . |
1982 |
| details |
Early Triassic |
|
China(Hunan) |
Qu,L. Palynological assemblages of Middle and Late Triassic in Sangzhi, Hunan, and their stratigraphical significance |
1990 |
| details |
Ordovician |
|
USSR |
Pykhova,N.G. The first results of a study of elements composition of microfossils. |
1980 |
| details |
Nd |
|
Nd |
Prevot,L. et al. A note on the palynological contents, mineral composition and chemistry of a sedimentary phosphate series (Ganntour, Maroco). |
1979 |
| details |
Nd |
|
Nd |
Potonie,R. et al. Principal aspects of the development of the palynology of the Carboniferous. |
1964 |
| details |
Early Cambrian |
|
Poland |
Piskun,L.V. et al. Paleobiogeography of the Lower Cambrian deposits of Byelorussia |
1992 |