Orville W. Bonner 
M.S., Fort Hays State University, 1964. Paleontologist and preparator of vertebrate fossils
Bonner O. W., 1964, An osteological study of Nyctosaurus and Trinacromerum with a description of a new species of Nyctosaurus, Unpublished Masters Thesis, Fort Hays State University, 63 pages.