Atopochilus macrocephalus is a species of upside-down catfish endemic to Angola where it occurs in the Kwango River in the vicinity of Fort Don Carlos. This species grows to a length of SL. It is consumed for food and is threatened by human activities with very extensive diamond mining being the most significant threat. References macrocephalus Catfish of Africa Freshwater fish of Angola Endemic fauna of Angola Fish described in 1906 Taxa named by George Albert Boulenger