| original |
Sparnacian |
|
Hungary |
Frederiksen,N.O. et al. Distribution, paleoecology, paleoclimatology, and botanical affinity of the Eocene pollen genus Diporoconia, n.gen. |
1985 |
| details |
Early Eocene |
Middle Eocene |
California |
Frederiksen,N.O. et al. Distribution, paleoecology, paleoclimatology, and botanical affinity of the Eocene pollen genus Diporoconia, n.gen. |
1985 |
| details |
Early Eocene |
|
Alaska |
Frederiksen,N.O. et al. Distribution, paleoecology, paleoclimatology, and botanical affinity of the Eocene pollen genus Diporoconia, n.gen. |
1985 |
| details |
Late Paleocene |
Oligocene |
England |
Frederiksen,N.O. et al. Distribution, paleoecology, paleoclimatology, and botanical affinity of the Eocene pollen genus Diporoconia, n.gen. |
1985 |
| details |
Late Paleocene |
Oligocene |
France |
Frederiksen,N.O. et al. Distribution, paleoecology, paleoclimatology, and botanical affinity of the Eocene pollen genus Diporoconia, n.gen. |
1985 |
| details |
Nd |
|
Nd |
Elsik,W.C. Psilodiporites Varma and Rawat 1963 emend. |
1987 |