DescriptionTyrrellmosasaur.jpg Prognathodon overtoni Date 2 August 2012, 09:25 Source 5d-dinosaur-camp-day2-20120802-54.jpg Uploaded by FunkMonk Author
Formation, Korite Mine, Alberta. At the Royal Tyrrell Museum of Palaeontology. Note the tooth from another mosasaur embedded in the lower jaw. Date 14 August