| original |
Paleozoic |
|
Nd |
Knox,E.M. The spores of Lycopodium, Phylloglossum, Selaginella and Isoetes and their value in the study of microfossils of Paleozoic age. |
1950 |
| details |
Namurian A |
|
Scotland(Fife) |
Butterworth,M.A. et al. The small spore floras of coals in the Limestone Coal Group and Upper Limestone Group of the Lower Carboniferous of Scotland |
1958 |
| details |
Carboniferous |
|
Nd |
Neves,R. Knoxisporites (Potonie and Kremp) Neves 1961. (Report of CIMP Working Group No.5) |
1964 |
| details |
Tournaisian |
|
Poland |
Jachowicz,A. Microflora of the Zareby Beds from the Swietokrzyskie Mountains |
1967 |
| details |
Late Visean |
Westphalian D |
Turkey |
Agrali,B. et al. Study of the microspores of the Carboniferous Basin of Amasra (1-2). |
1969 |