Protodiploxypinus sp.1
- Citations total:
- 3
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| original | Early Permian | USSR(Urals) | Abramova,S.A. et al. Palynological investigations of Upper Kama's potassium deposits, underlying Kungurian Salt Layers. | 1960 | |
| original | Late Pennsylvanian | Illinois | Peppers,R.A. Palynology of the McLeansboro Group of Illinois and equivalent strata of Western Kentucky | 1961 | |
| original | Late Pennsylvanian | Kentucky | Peppers,R.A. Palynology of the McLeansboro Group of Illinois and equivalent strata of Western Kentucky | 1961 |