M.J. Everhart. “Tylosaurus Kansasensis, a New Species of Tylosaurine (Squamata, Mosasauridae) from the Niobrara Chalk of Western Kansas, USA”. Netherlands Journal of Geosciences 84 (September 1, 2005): 231 - 240. Accessed March 28, 2026. https://njgjournal.nl/index.php/njg/article/view/11659.