Mike Everhart
Adjunct Curator of Paleontology
Sternberg Museum of Natural History
Fort Hays State University, Hays, KS
Everhart M. J. and Everhart P., 1999, An
early occurrence of Pteranodon sternbergi from the
Smoky Hill Member (Late Cretaceous) of the Niobrara Chalk in western Kansas
. Kansas Academy of Science, Abstracts of the 131st Annual Meeting 18:27.