| original |
Late Chesterian |
|
Texas |
Felix,C.J. et al. Pteroretis, a new Mississippian spore genus. |
1961 |
| original |
Late Chesterian |
|
Oklahoma |
Felix,C.J. et al. Pteroretis, a new Mississippian spore genus. |
1961 |
| details |
Late Mississippian |
|
Texas |
Kosanke,R.M. Mississippian and Pennsylvanian palynology. (In: Aspects of Palynology. R.H. Tschudy and R.A. Scott, editors) |
1969 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae.Part 7 |
1975 |
| details |
Nd |
|
Nd |
Potonie,R. Synopsis of the genera of the sporae dispersae.Part 7 |
1975 |