The Lombrosian skull is named after its maker, Cesare Lombroso. Cesare was a phrenologist. Phrenology is a pseudoscience which involves the measurement of bumps on the skull to predict mental traits.
Image is from the Careggi Institute of Pathological Human Anatomy Museum. Photo was taken by Sailko and licensed under Creative Commons Attribution-Share Alike 3.0 Unported license. Information is from Wikipedia(CC BY-SA 3.0).