Hypacrosaurus was a genus of duck-bill dinosaur that lived in the Late Cretaceous Period in North America. Like Corythosaurus it had a tall, hollow rounded crest. The animal could reach a length of 9.1 meters (30 feet) and a mass up to 4.0 tonnes.
Hypacrosaurus is nr. 088 of the Herbivore Threes that can be created in Jurassic Park III: Park Builder.