Table 2 Summary information for early hominin species (Ma = millions of years)
Taxon | Age range (Ma) | Type Specimen | Type Locality |
|---|---|---|---|
Sahelanthropus tchadensis | 6.8–7.2 | TM 266-01-060-1 | Toros-Menalla, Chad |
Orrorin tugenensis | 5.7–6.0 | BAR 1000′00 | Tugen Hills, Kenya |
Ardipithecus kadabba | 5.2–5.8 | ALA-VP-2/10 | Middle Awash, Ethiopia |
Ardipithecus ramidus | 4.4 | ARA-VP-6/1 | Aramis, Ethiopia |