Harrell, Jr. , T. and Martin , J. 2014. A mosasaur from the Maastrichtian Fox Hills Formation of the northern Western Interior Seaway of the United States and the synonymy of Mosasaurus maximus with Mosasaurus hoffmanni (Reptilia: Mosasauridae). Netherlands Journal of Geosciences. 94, (Sep. 2014), 23-37. DOI:https://doi.org/10.1017/njg.2014.27.