Northern Nigeria - Nok style, various sculptures. Plate X: Terra cotta, elephant, Nassarawa Div. Plate XI: Terra cotta head, Katsina Ala. Plate XII: Terra Cotta, loins and legs, Nok. Plate XIII: Monkey, Nok.
"African genesis". The story of early man in Africa is told in this chart. Gray bars in the center represent fossil and tool-bearing sites: those on the left are Beds I and II at Olduvai Gorge in East Africa; those on the right side are South African ca
Olduvai hominid sequence. Schematic representation of the lower half of the Olduvai sequence, showing the approximate vertical position of hominid fossils (numerals enclosed in squares). The potassium-argon dates are indicated near the left margin (m =
Crown areas and length/breadth index. Ranges of size and shape of mandibular teeth in the H. habilis from Bed I and the hominine from lower Bed II compared with those of Australopithecus africanus. Left: crown areas (mm sq.). Right: the length of the t
Buccolingual breadths (in millimeters) of the maxiliary (left) and mandibular (right) teeth of A. africanus and H. erectus. The cheek teeth (from P3 to M3) of the australopithecines are characteristically broadened, as contrasted with those of the homini
Peninj jaw. Two views of the lower jawbone and teeth of a large-toothed australopithecine from Peninj, next to Lake Natron, some 80 km northeast of Olduvai Gorge. The very small front teeth (incisors and canines) and very large cheek teeth (premolars an
Homo habilis type specimen. Left lateral view of the dental arcade and body of the mandible of the type specimen of the new Olduvai hominine, Homo habilis. In this juvenile specimen, only the first two molars have erupted. The "enamel line" on each too
Australopithecine sites. The African sites which have yielded fossilized remains of Australopithecus, popularly known as ape-men, near-men, or half-men. The three northern sites are in the Republic of Tanzania; the five southern sites are in the Republi