| original |
Late Devonian |
|
Canada(Ontario) |
McGregor,D.C. Spores and other plant microfossils from selected Devonian sedimentary Formations of Canada |
1957 |
| original |
Frasnian |
|
Canada(NWT,Franklin) |
McGregor,D.C. Devonian spores from Melville Island, Canadian Arctic Archipelago. |
1960 |
| details |
Mississippian |
|
England(Gloucestershire) |
Lele,K.M. et al. Fossil flora of the Drybrook Sandstone in the Forest of Dean, Gloucestershire |
1962 |
| details |
Late Emsian |
|
W.Germany(N.Rhine) |
Edalat,B. Spore assemblages and acritarchs from the Lower Devonian (Emsian) of the Southern Bergishen Land |
1974 |
| details |
Devonian |
|
USSR(Yakut ASSR) |
Pashkevich,N.G. Coding of morphological characteristics of miospores of Devonian vegetation. |
1975 |
| details |
Silurian |
Devonian |
Czechoslovakia |
Bezak,V. et al. New information on the age of the Metamophics in the Kohatskom range, Veporides. |
1981 |