| details |
Virgilian |
Wolfcampian |
Kansas |
Jizba,K.M. Late Paleozoic bisaccate pollen from the United States Midcontinent area. |
1962 |
| details |
Wolfcampian |
|
Arizona |
Blazey,E.B. Fossil flora of the Mogollon Rim |
1971 |
| details |
Autunian |
|
Romania |
Antonescu,E. et al. Palynological contributions to the knowledge of the Permian from Banat. |
1976 |
| details |
Early Virgilian |
|
New Mexico |
Willard,D.A. Early Virgilian palynofloras from the Kinney Quarry, Manzanita Mountains, New Mexico. (In: Geology and paleontology of the Kinney Brick Quarry, Late Pennsylvanian, Central New Mexico) |
1992 |