| details |
Late Cambrian |
|
Africa(Sahara) |
Volkova,N.A. Paleogeography of phytoplankton at Cambrian-Ordovician boundary |
1997 |
| details |
Late Cambrian |
|
Canada(Newfoundland) |
Parsons,M.G. et al. Late Cambrian acritarch assemblages from the Peltura Scarabaeoi and Acerocare Trilobite zones of Random Island, South-Eastern Newfoundland. (In: Commision Internationale de microflore du Paleozoique (CIMP) Acritarch Subcommision: O.Fatka and T.Servais, editors) |
1996 |
| details |
Middle Cambrian |
Tremadocian |
Canada(Newfoundland) |
Parsons,M.G. et al. The biostratigraphic potential of Middle Cambrian to Tremadocian acritarchs; Modification of existing zonal schemes based on material from Conception and Trinity Bays, Newfoundland, and St.John, New Brunswick. |
1991 |
| details |
Middle Cambrian |
Tremadocian |
Canada(New Brunswick) |
Parsons,M.G. et al. The biostratigraphic potential of Middle Cambrian to Tremadocian acritarchs; Modification of existing zonal schemes based on material from Conception and Trinity Bays, Newfoundland, and St.John, New Brunswick. |
1991 |
| details |
Arenigian |
|
China(Shansi) |
Fang,X. Ordovician microflora from Ningqiang (Shaanxi) and Guangyuan (Sichuan) and its sedimentary environment. |
1990 |
| details |
Late Cambrian |
|
Spain |
Fombella Blanco,M.A. Resemblances and differences between the palynological associations of Upper Cambrian age in the northwest of Spain, (Vozmediano), and North of Africa. |
1987 |
| details |
Wenlockian |
Ludlovian |
Poland |
Jachowicz,M. et al. Acritarcha of Silurian formations from Myszrow area. |
1987 |
| details |
Early Tremadocian |
|
Spain |
Fombella Blanco,M.A. Diachronism and palynology of the Cambrian-Ordovician transition of the Province of Leon, northern Spain |
1986 |
| details |
Tremadocian |
Arenigian |
China(Shanghai) |
Hu,Y. Micropalaeoflora from the Early Ordovician in Gaoqiao Region of Shaanxi and its stratigraphic significance. |
1986 |
| details |
Middle Cambrian |
Early Ordovician |
USSR(Carpathians) |
Sergeeva,L.A. et al. The importance of microphytofossils for the Paleozoic stratigraphy of the Carpathian-Balkan Region. (In: Geology of the Soviet Carpathians) (N.P.Semenenko-Eds) |
1984 |
| details |
Late Vendian |
|
Spain |
Liбan,E. et al. Precambrian-Cambrian boundary and correlation from Southwestern and Central Spain |
1984 |
| details |
Middle Cambrian |
Late Cambrian |
Bulgaria |
Sergeeva,L.A. et al. Micropaleophytological investigations of metamorphic formations of the Carpathian Balkan folded region. (In: Stratigraphy and Correlation of Sediments Using Palynology Methods. Materials IV All-Union Palynological Conference. G.N.Papulov, editor) |
1983 |
| details |
Middle Cambrian |
Late Cambrian |
Bulgaria |
Sergeeva,L.A. et al. Devonian palynomorphs in the Strandzha metamorphites |
1983 |
| details |
Vendian |
|
Spain |
Liбan,E. et al. Comment of the occurence of microplankton at the Precambrian-Cambrian boundary, Sierra de Cordoba, Spain. |
1983 |
| details |
Early Ordovician |
Late Ordovician |
Finland |
Tynni,R. On Paleozoic microfossils in clastic dykes on the …land Islands and in the core samples of Lumparn. (In: Paleozoic sediments in the Rapakivi area of the …land Islands. L. Bergman, R. Tynni and B. Winterhalter, editors.) |
1982 |
| details |
Neocomian |
|
USSR(WSL) |
Klimushina,L.P. et al. Palynological analysis of oils of Samotlor Field |
1982 |
| details |
Ordovician |
|
Bulgaria |
Maljakov,J.G. et al. Palynological data for a possible age of a Part of the Low-Grade metamorphic rocks in Strandza Mountain |
1982 |