Robust Australopthecines

Type Specimen for boisei is OH5.

This picture shows the comparison of the area under the nose, between OH5 and a human. Note the substantially large area under the nose to the upper teeth in OH5, compared to humans.

This picture shows the comparison of teeth (from left to right) in humans, OH5, and Lucy.

Top-view of OH5 (boisei). Note the flared zygomatic arches.

Side-view of OH5 (boisei). Note the sagittal crest towards the posterior of the neuro-cranium.

"Black Skull":

Top-view of "Black Skull." Note the presence of a sagittal crest and the present temporal lines and a strong post-orbital constriction.

The innominate of boisei. Note how there may be somewhat of an acetabulocristale buttress.

 This picture shows the comparison in size of the mandible of a human (top) and a robust australopithecine.

 KWM-ER-406:

Side-view of KWM-ER-406. Note the sagittal crest. Probably female, because more lightly built.

"Heart-shaped" foramen magnum. Characteristic of robust australopithecines.

 Top-view of KWM-ER-406. Note the flared zygomatic arches, the large temporal fossa and the strong temporal lines, as well as a present sagittal crest.