| details |
Frasnian |
Tournaisian |
Nd |
Edwards,D. et al. Silurian and Devonian. (In: Plant fossils in geological investigation: The Palaeozoic. C.J.Cleal, editor.Ellis Horwood, Chicester) |
1991 |
| details |
Late Givetian |
Middle Frasnian |
Canada(Arctic) |
Whiteley,M.J. Givetian and Frasnian spores from the Key Point Well, Parry Islands, Arctic Canada. |
1980 |
| details |
Early Frasnian |
Middle Frasnian |
Canada(Arctic) |
Mayr,U. Stratigraphy and correlation of Lower Paleozoic Formations, subsurface of Bathurst Island and adjacent smaller islands, Canadian Arctic Archipelago. |
1980 |
| details |
Early Frasnian |
Middle Frasnian |
Canada(Yukon) |
Norris,A.W. Reconnaissance Devonian stratigraphy of northern Yukon Territory and Northwestern District of MacKenzie |
1968 |
| details |
Early Devonian |
Middle Devonian |
Spitsbergen |
Allen,K.C. Further information on the Lower and Middle Devonian spores from Dickson Land, Spitsbergen. |
1973 |
| details |
Early Devonian |
Middle Devonian |
Czechoslovakia(Slovensko) |
Molak,B. et al. Early Paleozoic Metasediments on the Southern Slopes of the Nizke Tatry Mountains near village Jasenie |
1986 |
| details |
Middle Givetian |
Late Givetian |
Greenland |
Friend,P.F. et al. Devonian sediments of East Greenland. VI. Review of results. |
1983 |
| details |
Middle Givetian |
Late Frasnian |
Scotland(Shetland) |
Allen,P.A. et al. Depositional environments and palynology of the Devonian South-East Shetland Basin. |
1981 |
| details |
Early Givetian |
Late Frasnian |
Canada(Arctic) |
McGregor,D.C. et al. Devonian spores and conodonts of Melville and Bathurst Island, District of Franklin. |
1972 |
| details |
Middle Devonian |
Late Devonian |
Nd |
McGregor,D.C. Spores and the Middle/Upper Devonian boundary. |
1980 |
| details |
Middle Devonian |
Late Devonian |
Iowa |
Klug,C.R. Miospores from the Cedar Valley Group (Middle -Upper Devonian) of Iowa. |
1990 |
| details |
Middle Devonian |
Late Devonian |
Iowa |
Klug,C.R. Miospores from the Cedar Valley Group (Middle - Upper Devonian) of Iowa. |
1991 |
| details |
Middle Devonian |
Late Devonian |
Russia(Voronezh) |
Raskatova,M.G. Miospore zonation from Middle-Late Devonian Deposits from Yigo-Vostochnoi deposits from the Voronezhshoi Anticline (Pavlovskii Karer). |
2004 |
| details |
Late Eifelian |
Givetian |
Spitsbergen |
Allen,K.C. Lower and Middle Devonian spores of North and Central Vestspitsbergen |
1965 |
| details |
Late Eifelian |
Givetian |
Poland |
Turnau,E. Miospore stratigraphy of Middle Deovnian deposits from Western Pomerania. |
1996 |
| details |
Eifelian |
Givetian |
Scotland(Orkney) |
Marshall,J.E.A. Rhabdosporites langii, Geminospora lemurata and Contagisporites optivus: An origin for Heterospory within the Progymnosperms |
1996 |
| details |
Late Givetian |
Frasnian |
North America |
McGregor,D.C. Devonian miospores of N.America. |
1979 |