Hadrosaur Dinosaur Skull Fragment BHadrosaur skull segment for sale! This is a real hadrosaur dinosaur skull segment from the Judith River Formation, Montana. The teeth extend from the top to the underside of this duckbilled dinosaur specimen. It dates back to the Late Cretaceous (75 80 million years ago) and can be shipped worldwide! This specimen was sourced from the defunct Hobberlin Museum Collection. It measures ~3. 5" long x 4" tall x 2" wide, including stand. **CUSTOM STAND