Cretorectolobus olsoni from the Maastrichtian Fox Hills Fm. of North Dakota. Image is derived from Hoganson et al. (2019; Bulletins of American Paleontology No. 398) and is used here with permission of the Paleontological Research Institution, which retains the copyright. Cretorectolobus olsoni from the Maastrichtian Fox Hills Fm. of North Dakota. Image is derived from Hoganson et al. (2019; Bulletins of American Paleontology No. 398) and is used here with permission of the Paleontological Research Institution, which retains the copyright. Cretorectolobus olsoni from the Maastrichtian Fox Hills Fm. of North Dakota. Image is derived from Hoganson et al. (2019; Bulletins of American Paleontology No. 398) and is used here with permission of the Paleontological Research Institution, which retains the copyright.
