The opposite view of the skull of a small Tylosaurus placed on two large nails on a slab.
black and white photograph
Digitized by Forsyth Digital Collections
Copyright University Archives, Fort Hays State University
Sternberg, George Fryer 1883-1969, "062_04: Skull of Platecarpus and Tylosaurus and a slab of Crinoids" (2021). George Sternberg Album #4. 287.