Description of a new species of Coelosis Hope from Guajira Peninsula, northern Colombia (Coleoptera, Scarabaeidae, Dynastinae, Oryctini)

A new species of Coelosis is described from the Macuira Mountains, Guajira Peninsula, northern Colombia. A character comparison between this new and other previously known Colombian species in the genus is presented. A key for the identification and distributional map for Colombian species of Coelosis is provided, as well as a key for the genera included in the tribe Oryctini in Colombia.