| Foraminiferal biostratigraphy and paleobathymetry of the Pierre Shale, Colorado, Kansas and Wyoming |
Bergstresser, T.J. |
Ph.D. dissertation, Department of Geology and Geophysics, University of Wyoming, Laramie, WY 337 pages |
1981 |
N/A
|
| Foraminiferal biostratigraphy and paleobathymetry of the Pierre Shale, Colorado, Kansas and Wyoming, (abstr.) |
Bergstresser, T.J. |
Dissertation Abstracts International, Section B vol. 43, no. 4, p. 1019B |
1982 |
N/A
|
| Late Cretaceous (Campanian-Maastrichtian) diatoms from the Pierre Shale, Wyoming, Colorado, and Kansas |
Bergstresser, T.J.; and Krebs, W.N. |
Journal of Paleontology vol. 57, no. 5, pp. 883-891 |
1983 |
N/A
|
| Radiolaria from the Upper Cretaceous Pierre Shale, Colorado, Kansas, Wyoming |
Bergstresser, T.J. |
Journal of Paleontology vol. 57, no. 5, pp. 877-882 |
1983 |
N/A
|