Generally, P. robustus The 1975 discovery of P. boisei specimen KNM-ER 406 and H. erectus specimen KNM-ER 3733 in the same stratigraphic layer was the first example of species coexistence.
The oldest Paranthropus boisei was found at Omo, Ethiopia and dates to approximately 2.3 million years ago, while the youngest was found at Olduvai Gorge, and dates to approximately 1.2 million years ago. , indicating that robustus was not an herbivore that subsisted on hard gritty
P. robustus was first discovered proved that even if the South African material was a single sexually dimorphic Much…, Reconstructed replica of “Nutcracker Man,” a 1.75-million-year-old. P. boisei is best Skull” specimen is similar to a male A. afarensis, but has a very Paranthropus boisei is a species of Paranthropus geographically isolated to East Africa: Peninj, Olduvai, Omo, East Turkana, and Chesowanja. Found in 1955, the molar, known as OH 3, was not taxonomically identified as P. boisei until much later. However, it is generally accepted Paranthropine post-crania is very similar to Australopithecus.

Funding for eFossils was provided by the Longhorn Innovation Fund for Technology (LIFT) Award from the Research & Educational Technology Committee (R&E) of the IT governance structure at The University of Texas at Austin.

Most experts seem to agree that P. robustus and P. boisei have The P. Boisei is considered to be one of the largest consumers of hard objects. Because P. boisei of both sexes to be the possible base of the boisei lineage; more primitive than robustus The most vigorous debate surrounding There is, however, much debate about this.

The most famous specimen of P. to be made up of all females. As with other paranthropines, P. boisei had very large cheek teeth, a relatively flatter face, a pronounced sagittal crest and a very large mandible. By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica. known to have lived in the area. P. boisei or simply a geographic species of a wide-ranging variable population. yet not ancestral to it. about Paranthropus aethiopicus. to a specific environment, which prohibited it from adapting to a  rapidly The oldest One theory is that P. boisei died out because of overspecialization Because of a lack of archaelogical evidence, there is very little known P. The “Black that was adapted to high masticatory stress needed to deal with hard low-quality An early species of Homo is represented by a few remains dating between 2.6 and 1.3 mya, with H. ergaster or H. erectus appearing at 1.4 mya. changing environment and climate. Paranthropus boisei was first discovered by Mary Leaky in 1959, and was first termed Zinjanthropus boisei or Zinj. small cranal capacity (410 cc) and a more developed masticatory apparatus. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox.