| Biostratigraphic ranges and biozonation of mosasaurs (Reptilia) within the Late Cretaceous of the North American epicontinental seaway, (abstr.) |
Martin, J.E.; Bell, G.L., Jr.; and Bertog, J.L. |
Geological Society of America, Abstract with Programs vol. 28, no. 4, p. 16 |
1996 |
N/A
|
| High resolution correlation of the Lower Pierre Shale of South Dakota to the Sharon Springs Member of the Pierre Shale in western Kansas, (abstr.) |
Bertog, J.L.; and Huff, W.D. |
Geological Society of America, Abstract with Programs vol. 32, no. 7, p. 225 |
2000 |
N/A
|
| High-resolution stratigraphic events in the Sharon Springs Member of the late Cretaceous Pierre Shale, U.S. Western Interior; preliminary investigations, (abstr.) |
Bertog, J.L. |
Geological Society of America, Abstract with Programs vol. 30, no. 7, p. 338 |
1998 |
N/A
|