and Lambeosaurini (Corythosaurus, Hypacrosaurus, Lambeosaurus, others.). Corythosaurini (synonym of  Lambeosaurini, see below) and Parasaurolophini as terms entered the formal literature in Evans and Reisz's 2007 redescription of Lambeosaurus magnicristatus. Corythosaurini was defined as all taxa more closely related to Corythosaurus casuarius than to Parasaurolophus walkeri, and Parasaurolophini as all those taxa closer to P. walkeri than to C. casuarius.
and Lambeosaurini (Corythosaurus, Hypacrosaurus, Lambeosaurus, others). The classification of Corythosaurini and Parasaurolophini was formalized in Evans and Reisz's 2007 reevaluation of Lambeosaurus magnicristatus. These two groups are distinguished by their relationships to Corythosaurus casuarius and Parasaurophus walkeri.