| original |
Chesterian |
|
Canada(Alberta) |
Staplin,F.L. Upper Mississippian plant spores from the Golata Formation, Alberta, Canada. |
1960 |
| details |
Late Devonian |
Permian |
Nd |
Pi©rart,P. Third report on Lycospora |
1962 |
| details |
Namurian |
Stephanian |
Nd |
Pi©rart,P. Lycospora, Schopf, Wilson and Bentall. (Report of CIMP Working Group No 4) |
1964 |
| details |
Chesterian |
|
Canada(Alberta) |
Somers,Y. Revision of the genus Lycospora, Schopf, Wilson and Bentall. |
1972 |
| details |
Namurian |
Westphalian |
Turkey |
Nakoman,E. Palynology of some Namurian and Westphalian A seams in the Karadon and d'Uzulmez sections of the Zonguldak Coal Basin. 1 .Qualitative study. |
1975 |