Torosaurus Was a Cretaceous Ceratopsid Torosaurus, pronounced TOR-uh-SAWR-us, (protuberance lizard) (pierced lizard?) was an immense chasmosaurine ceratopsid (tribe Triceratopsini) dinosaur, having had one of the largest skulls of any known land animal. Chasmosaurinae is a subfamily of Ceratopsid dinosaurs—Torosaurus and Triceratops are two well-known relatives of the family Chasmosaurinae. Being of a ‘tribe’ (Triceratopsini) of genera, the genus is considered ...














