 The two species of Corythosaurus are both present in slightly different levels of the Dinosaur Park Formation . Both still co @-@ existed with theropods and other ornithischians , like Daspletosaurus , Brachylophosaurus , Parasaurolophus , Scolosaurus , and Chasmosaurus . 
 The two species of Corythosaurus <a href='drop_aux' title='1'><mark>are</mark></a>both present in slightly different levels of the Dinosaur Park Formation . Both still <a href='uninflect' title='2'><mark>co</mark></a> @-@ existed with theropods and other ornithischians , like Daspletosaurus , Brachylophosaurus , Parasaurolophus , Scolosaurus , and Chasmosaurus . 
The 2 species of Corythosaurus both present in slightly different levels of the Dinosaur Park Formation . Both still coed @-@ existed with theropods and other ornithischians , like Daspletosaurus , Brachylophosaurus , Parasaurolophus , Scolosaurus , and Chasmosaurus .