| original |
Late Paleocene |
|
USSR(WSL) |
Krutzsch,W. Taxonomy of the syncolporate and the morphologic relationship of the pollen genera and species (Sporae dispersae), of the Upper Cretaceous and Tertiary. Part 1. Syncolporate and Syncolporatoide pollen forms. |
1969 |
| details |
Maastrichtian |
Paleocene |
USSR(Siberia) |
Potonie,R. Synopsis of the genera of the sporae dispersae.Part 7 |
1975 |
| details |
Maastrichtian |
Paleocene |
Nd |
Schluter,T. The eoevolutionary relationship between angiosperm pollen and insects in the Late Mesozoic. |
1987 |
| details |
Late Maastrichtian |
|
Alaska |
Frederiksen,N.O. et al. Palynology of Maestrichtian and Paleocene rocks, Lower Colville River Region, North Slope of Alaska. |
1988 |
| details |
Maestrichtian |
Eocene |
Alaska(North Slope) |
Frederiksen,N.O. et al. Palynological dating of Upper Cretaceous to Middle Eocene strata in the Sagavanirktok and Canning Formation, North Slope of Alaska. |
1998 |