Irritator was a carnivore. It lived in the Cretaceous period and inhabited South America. Its fossils have been found in places such as Ceará (Brazil).

All these Irritator pictures were collected from the internet. Enjoy and explore:

Irritator was described by the following scientific paper(s):
  • D. M. Martill and A. R. I. Cruickshank. 1996. A new crested maniraptoran dinosaur from the Santana Formation (Lower Cretaceous) of Brazil. Journal of the Geological Society, London 153:5-8