The Bornean pithecheirops (Pithecheirops otion) is a species of rodent found in Borneo. It is monotypic in the genus Pithecheirops. Pithecheirops is closely related to the genus Pithecheir, and the name is derived from Pithecheir and the Greek ops, meaning "resembling". The only known example of this genus was caught in the Danum Valley Field Centre in Sabah, north Borneo, at approximately 150 m.