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Approximate age:3,350,000 years old=average of minimum (3.3 Ma) and maximum (3.4 Ma)
Date based on: K-Ar See map of sites with similar ages
Dating reference:
Hominids: Australopithecus afarensis
Archaeology:
Important specimens:
Notes: Reed 2008 Journal of Human Evolution 54 (2008) 743e768; Coordinates dervied from maps in: M. Taieb*, D. C. Johanson, Y. Coppens & J. L. Aronson, Geological and palaeontological background of Hadar hominid site, Afar, Ethiopia, Nature 260, 289 - 293 (25 March 1976): doi:10.1038/260289a0 ; Reassessment of the paleoenvironment and preservation of hominid fossils from Hadar, Ethiopia
Stefan C. Radosevich, Gregory J. Retallack, Maurice Taieb. American Journal of Physical Anthropology: DOI: 10.1002/ajpa.1330870103 and Johanson, D. C., M. Taieb, et al. 1982. Pliocene hominids from the Hadar Formation, Ethiopia (1973-1977): Stratigraphic, chronologic, and paleoenvironmental contexts, with notes on hominid morphology and systematics. American Journal of Physical Anthropology 57(4): 373-402. coordinates centered approximately on 200 site
Location: Hadar Formation, Hadar study area, Ethiopia
Map location/coordinates reference:
Key references:
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