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Table 1 Early genus Homo

From: Origin of the Genus Homo

Species Millions of years ago Key specimens Alternative taxonomy Key sites
Homo habilis 2.4–1.4 KNM-ER 1805 (cranium); KNM-ER 1813 (cranium); KNM-ER 42703 (maxilla); OH 7 (type; parts of skull, hand); OH 8 (foot); OH 16 (cranium); OH 24 (cranium); OH 62 (partial skeleton); OH 65 (maxilla); SK 847 (cranium) Australopithecus habilis; Homo rudolfensis Omo, Ethiopia; Ileret and Koobi Fora, Kenya; Olduvai Gorge, Tanzania; Drimolen, Sterkfontein, and Swartkrans, South Africa
Homo rudolfensis 1.9 UR 501 (mandible) Homo habilis; Australopithecus rudolfensis Koobi Fora, Kenya; Uraha, Malawi
Homo erectus 1.8–0.4 Perning 1 (calvaria); Ngandong 7 (cranial vault); Ngandong 13 (cranial vault); Sangiran 2 (cranial vault); Sangiran 17 (cranium); Trinil 2 (type; skullcap); Zhoukoudian XII (calvaria); D2280 (calvaria); D2282 (cranium); D2700 (cranium); D3444 (cranium); KNM-ER 992 (mandible); KNM-ER 1481 (femur); KNM-ER 3733 (cranium); KNM-ER 3883 (cranium); KNM-ER 42700 (cranial vault); KNM-OG 45500 (cranial vault); KNM-WT 15000 (skeleton); OH 9 (cranial vault); OH 28 (partial pelvis) Homo ergaster; Homo georgicus; Homo erectus sensu stricto Mojokerto, Ngandong, Sambungmachan, Sangiran, and Trinil, Java, Indonesia; Zhoukoudian, Hexian, Nanjing, and Gongwangling, China; Narmada, India; Dmanisi, Georgia; Salé, Morocco; Buia, Eritrea; Daka, Middle Awash, Ethiopia; Ileret, Koobi Fora, Olorgesailie, and West Turkana, Kenya; Olduvai Gorge, Tanzania; Sterkfontein and Swartkrans, South Africa