Orthomerus was a herbivore. It lived in the Cretaceous period and inhabited Europe. Its fossils have been found in places such as Aragon (Spain) and Wallonia (Belgium).

All the Orthomerus illustrations below were collected from the internet. Enjoy and explore:

Orthomerus was described by the following scientific paper(s):
  • L. Dollo. 1883. Note sur les restes de dinosauriens rencontrés dans le Crétacé supérieur de la Belgique [Note on the dinosaur remains found in the Upper Cretaceous of Belgium]. Bulletin du Musée Royal d'Histoire Naturelle de Belgique 2:205-221
  • M. L. Casanovas-Cladellas and J. V. Santafé-Llopis. 1985. Orthomerus (Hadrosauridae, Ornithopoda) del Cretácico Superior del yacimento de "Els Nerets" (Tremp, España) [Orthomerus (Hadrosauridae, Ornithopoda) from the Upper Cretaceous locality of "Els Nerets" (Tremp, Spain)]. Paleontologia i Evolucio 19:155-162