A new genus and species of chasmosaurine ceratopsid dinosaur has been identified from a fossilized skull held in U.S. museums for several decades. The specimen had previously been classified as belonging to a different ceratopsid dinosaur genus, Pentaceratops. Life reconstruction of Bisticeratops froeseorum. Image credit: Sergey Krasovskiy. The new dinosaur species belonged to Chasmosaurinae, a subfamily of herbivorous ceratopsid dinosaurs known from...