- Author:
- Johnson,R.C.;May,F.
- Year:
- 1980
- Title:
- A study of the Cretaceous-Tertiary unconformity in the Piceance Creek Basin, Colorado--the underlying Ohio Creek Formation (Upper Cretaceous) Aredefined as a Member of the Hunter Canyon or Mesaverde Formation
- Reference:
- Johnson,R.C. et al. (1980) A study of the Cretaceous-Tertiary unconformity in the Piceance Creek Basin, Colorado--the underlying Ohio Creek Formation (Upper Cretaceous) Aredefined as a Member of the Hunter Canyon or Mesaverde Formation United States Geological Survey, Bulletin # 1482 P. 1- 27
- Google Academy:
- try to search by title in english
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Seductisporites | Seductisporites eminens | Colorado | Late Campanian | Early Maastrichtian |
| Aquilapollenites | Aquilapollenites quadrilobus | Colorado | Late Campanian | Early Maastrichtian |
| Trudopollis | Trudopollis | Colorado | Late Campanian | Early Maastrichtian |
| Stereisporites | Stereisporites | Colorado | Late Cenomanian | Early Maastrichtian |
| Araucariacites | Araucariacites | Colorado | Late Cenomanian | Early Maastrichtian |
| Balmeisporites | Balmeisporites | Colorado | Late Cenomanian | Early Maastrichtian |
| Aquilapollenites | Aquilapollenites senonicus | Colorado | Late Cenomanian | Early Maastrichtian |