| original |
Maestrichtian |
Paleocene |
New Mexico |
Anderson,R.Y. Cretaceous - Tertiary palynology, eastern side of the San Juan Basin, New Mexico. |
1960 |
| details |
Late Cretaceous |
|
Colorado |
Gies,T.F. Palynology of sediments boardering some Upper Cretaceous strand lines in Northwestern Colorado. |
1972 |
| details |
Maastrichtian |
|
Colorado |
Newman,K.R. Cretaceous/Paleocene boundary in the Denver Formation at Golden, Colorado, USA. |
1979 |
| details |
Maastrichtian |
|
New Mexico |
Orth,C.J. et al. An Iridium abundance anomaly at the palynological Cretaceous-Tertiary boundary in northern New Mexico. |
1981 |
| details |
Maastrichtian |
|
New Mexico |
Dingus,L.W. A stratigraphic review and analysis for selected marine and terrestrial sections spanning the Cretaceous-Tertiary boundary. (Unpublished Ph.D Thesis, University of California, Berkeley) |
1983 |
| details |
Cretaceous |
|
Colorado |
Tschudy,R.H. et al. Disruption of the terrestrial plant ecosystems at the Cretaceous - Tertiary boundary, Western Interior. |
1984 |
| details |
Cretaceous |
|
New Mexico |
Tschudy,R.H. et al. Disruption of the terrestrial plant ecosystems at the Cretaceous - Tertiary boundary, Western Interior. |
1984 |
| details |
Cretaceous |
|
Montana |
Tschudy,R.H. et al. Disruption of the terrestrial plant ecosystems at the Cretaceous - Tertiary boundary, Western Interior. |
1984 |
| details |
Maastrichtian |
Paleocene |
North America |
Tschudy,R.H. et al. Were There Massive plant extinctions at the Cretaceous-Tertiary boundary? |
1984 |
| details |
Cretaceous |
Maastrichtian |
New Mexico |
Pillmore,C.L. et al. Geological framework of nonmarine Cretaceous-Tertiary boundary sites, Raton Basin, New Mexico and Colorado. |
1984 |
| details |
Late Maastrichtian |
|
New Mexico |
Pillmore,C.L. et al. Field guide and discussions of coal deposits, depositional environments, and the Cretaceous-Tertiary boundary, Southern Raton Basin: Field Trip 3. |
1984 |
| details |
Maastrichtian |
|
New Mexico |
Fleming,R.F. Palynological observations of the Cretaceous-Tertiary boundary in the Raton Formation, New Mexico. |
1985 |
| details |
Late Cretaceous |
Early Tertiary |
Colorado |
Tschudy,R.H. et al. Extinction and survival of plant life following the Cretaceous/Tertiary boundary event, Western Interior, North America. |
1986 |
| details |
Early Maestrichtian |
Early Paleocene |
Colorado |
Newman,K.R. Biostratigraphic correlation of Cretaceous-Tertiary Boundary Rio Colorado to San Juan Basin, New Mexico. (In: The Cretaceous-Tertiary Boundary in the San Juan and Raton Basins, New Mexico and Colorado. J.E. Fassett and J.K.Rigby, editors) |
1987 |
| details |
Maestrichtian |
|
New Mexico |
Newman,K.R. Biostratigraphic correlation of Cretaceous-Tertiary Boundary Rio Colorado to San Juan Basin, New Mexico. (In: The Cretaceous-Tertiary Boundary in the San Juan and Raton Basins, New Mexico and Colorado. J.E. Fassett and J.K.Rigby, editors) |
1987 |
| details |
Maastrichtian |
|
Colorado |
Pillmore,C.L. et al. Field guide to the Continental Cretaceous-Tertiary boundary in the Raton Basin, Colorado and New Mexico. (In: Geological Society of America-Centennial Meeting Field Trip Guidebook. G.S. Holden, editor) |
1988 |
| details |
Eocene |
|
USA |
Spicer,R.A. Plants at the Cretaceous-Tertiary boundary. (In: Evolution and Extinction. W.G. Chaloner and A. Hallam, editors) |
1989 |