This is a real, and incredibly rare, human skull exhibiting Crouzon Syndrome!
Crouzon Syndrome is a genetic disorder that causes the bones of an infant's facial and skull bones to prematurely fuse. This can limit the normal growth of bone, causing an abnormal head shape.
This skull is currently located in the United States. Worldwide shipping is available. Email BuySkulls@gmail.com for additional photos and information.