Australopithecus afarensis

Australopithecus afarensis

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This species is just one of the most widely known of our ancestors because of a wide range of major discoveries including a pair of fossil footprints and a reasonably complete fossil skeleton of the female nicknamed ‘Lucy’.

A resconstruction of the Australopithecus afarensis skull according to many specimens.

This cast of an Australopithecus afarensis hand shows the characteristic long, curved finger bones. These tend to be more such as the arms of residing apes than they have been contemporary hands that are human. The cross section regarding the hand bones can also be squarish, showing either a partly arboreal lifestyle or that this really is a primitive function retained when they relocated into an even more terrestrial life style.

Australopithecus afarensis upper jaw. Cast regarding the top jaw AL 222-1 discovered in Africa. This jaw cast shows a number of the distinctive A. Afarensis attributes of the jaws and teeth including long and narrow jaws, top jaws in which the keeping of the final molar results in tooth rows that curve in during the straight back, wide incisor teeth and long pointed canines.

History of development

This types lived between 3.9 and 2.8 million years back.

Exactly What the true name means

Australopithecus means ape’ that is‘southern ended up being initially developed for a species present in South Africa. Here is the genus or team title and lots of species that are closely related share this title.

The phrase afarensis will be based upon the place where a number of the fossils that are first this types were found – the Afar Depression in Ethiopia, Africa

Key fossil discoveries

Throughout the 1970s, two hunting that is fossil started uncovering proof of ancient peoples ancestors in eastern Africa. 继续阅读Australopithecus afarensis