| original |
Guadalupian |
|
Oklahoma |
Wilson,L.R. Permian plant microfossils from the Flowerpot Formation, Greer Country, Oklahoma. |
1962 |
| details |
Early Saxonian |
|
Italy |
de Boer,J. The geology of the Vicentinian Alps, (northeast Italy). With special reference to their paleomagnetic history. |
1963 |
| details |
Permian |
|
Oklahoma |
Wilson,L.R. A geological history of Oklahomas vegetation. |
1963 |
| details |
Kungurian |
|
North America |
Hart,G.F. A review of the classification and distribution of the Permian miospore-Disaccate Striatiti. |
1964 |
| details |
Guadalupian |
|
Oklahoma |
Hart,G.F. A review of the classification and distribution of the Permian miospore-Disaccate Striatiti. |
1964 |
| details |
Nd |
|
Nd |
Hart,G.F. The systematics and distribution of Permian miospores. |
1965 |
| details |
Permian |
|
Oklahoma |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 4. Supplement to all Groups, (Turmae). |
1966 |
| details |
Permian |
|
Oklahoma |
Morgan,B.E. Permian palynomorph assemblages of Southwestern Oklahoma. |
1967 |
| details |
Guadalupian |
|
Oklahoma |
Morgan,B.E. Palynology of a portion of the El Reno Group (Permian) of Southwest Oklahoma. |
1967 |
| details |
Nd |
|
Nd |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| details |
Late Permian |
|
Netherlands |
Herngreen,G.F.W. et al. Upper Cretaceous Chalk Group stratigraphy near the Isle of Texel, The Netherlands (a multidisciplinary approach). |
1996 |