Tchadanthropus
Tchadanthropus
the name of a fossil primate, the bones (skull fragments) of which were discovered in 1961 by Y. Coppens in the Djourab Desert in the northern part of the Republic of Chad. The position of Tchadanthropus in the classification of primates is unclear; some anthropologists classify it as Australopithecus, while others classify it as Pithecanthropus. Tchadanthropus is possibly about 1.5 million years old.