In Depth
When initially described, the dinosaur Yaverlandia was thought to be a pachycephalosaur, but a later study in 2008 (Naish & Martill) clarified the genus as representing a theropod dinosaur.
Further Reading
- A primitive dome-headed dinosaur (Ornithischia: Pachycephalosauridae) from the Lower Cretaceous of England and the function of the dome of pachycephalosaurids. - Journal of Paleontology 45(1):40-47 - Peter M. Galton - 1971. - A taxonomic review of the Pachycephalosauridae (Dinosauria: Ornithischia). - New Mexico Museum of Natural History and Science Bulletin 35:347-365. - R. M. Sullivan - 2006. - Dinosaurs of Great Britain and the role of the Geological Society of London in their discovery: Ornithischia. - Journal of the Geological Society, London 165 (3): 613–623. - Darren Naisch & David M. Martill - 2008.