title: Plio--Pleistocene hominid discoveries in Hadar, Ethiopia.
mesh_terms: D000366:Age Determination by Teeth; D000818:Animals; D003817:Dentition / Q000033:anatomy & histology; D005002:Ethiopia; D005269:Femur / Q000033:anatomy & histology; D005580:Fossils; D000882:Haplorhini / Q000033:anatomy & histology*; D049690:History, Ancient; D006801:Humans; D008334:Mandible / Q000033:anatomy & histology; D010161:Paleodontology; D010163:Paleontology; D011323:Primates