OH 5

Source: Casts of original fossil
Olduvai Gorge (FLK, Bed 1)
Tanzania (4, 1)
Mary Leakey
1959 (1)
1.8 mya
* determined by Stratigraphic, faunal, paleomagnetic & radiometric data (1, 4, 5, 6)
Paranthropus boisei (23, 24)
Australopithecus boisei (1)
Male (based on sagittal crest) (1, 4)
530 cc (4)
Discovery shifted focus of paleoanthropology to East Africa (1)
Young adult (based on open sutures and 3rd molar eruption) (4)
Large, massive molars used to crush vegetation (1, 4)
Zinj (1)
Nutcracker Man