| Calcareous nannofossils from the Niobrara of western Kansas, pp. 13-18, <In>, Bennett, S.C., (ed.); Niobrara Chalk excursion guidebook; commemorating the 50th anniversary of the Society of Vertebrate Paleontology and 100 years of vertebrate paleontology at the University of Kansas |
Watkins, D.K.; Liu, H.; and Dunn, T.M. |
University of Kansas, Museum of Natural History; and Kansas Geological Survey, Lawrence, KS 81 pages (avail. as Kans. Geol. Survey, Open-file Rept., no. 90-60) |
1990 |
N/A
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| Interaction of tethyan and boreal surface water masses in the Upper Cretaceous Western Interior Basin as indicated by calcareous nannofossils, (abstr.) |
Watkins, D.K.; Beck, D.; and Liu, H. |
Geological Society of America, Abstract with Programs vol. 29, no. 6, p. 52 |
1997 |
N/A
|