| original |
Chesterian |
|
Canada(Alberta) |
Staplin,F.L. Upper Mississippian plant spores from the Golata Formation, Alberta, Canada. |
1960 |
| details |
Chesterian |
|
Canada(Alberta) |
Butterworth,M.A. et al. Densosporites Berry 1937 and related genera. |
1963 |
| details |
Chesterian |
|
Canada(Alberta) |
Staplin,F.L. et al. Elucidation of some Paleozoic Densospores |
1964 |
| details |
Chesterian |
|
Canada(Alberta) |
Butterworth,M.A. Densosporites (Berry) Potonie and Kremp, and related genera. Report of CIMP Working Group No.2 |
1964 |
| details |
Westphalian A |
Westphalian C |
France(Nord) |
Coquel,R. Palynologic study of the coal series of the Valenciennes production unit of the North France Coal Basin. |
1974 |
| details |
Early Westphalian A |
Early Westphalian C |
France(Meuse) |
Coquel,R. Palynological study of the Carboniferous series of the Unite de Production de Valenciennes, from the Coal Basin of northern France. |
1976 |
| details |
Late Chesterian |
Morrowan |
Kentucky |
Ettensohn,F.R. et al. Palynology and biostratigraphy of Pennington Shales and Coals (Chesterian) at selected sites in northeastern Kentucky. |
1979 |
| details |
Middle Devonian |
Late Devonian |
Iran |
Kimyai,A. Devonian spores from the Hassanakdar area, Iran. |
1979 |
| details |
Emsian |
|
|
de Carvalho,R.G. et al. Palynological study of Devonian sediments of the Parana Basin |
1981 |
| details |
Emsian |
|
|
de Carvalho,R.G. et al. Palynological study of Devonian sediments in the Parana Basin |
1981 |