Sentences with phrase «ergaster as»

They tend to see ergaster as a direct ancestor of modern humans with erectus being an evolutionary dead - end.

Not exact matches

This name was chosen due to the discovery of various tools such as hand - axes and cleavers near the skeletal remains of H. ergaster.

Until the discovery of the first jawbone at Dmanisi 25 years ago, researchers thought that the first hominins to leave Africa were classic H. erectus (also known as H. ergaster in Africa).

Authors David Lordkipanidze, Marcia S. Ponce de León, Ann Margvelashvili, Yoel Rak, G. Philip Rightmire, Abesalom Vekua and Christoph P. E. Zollikofer say significant anatomical features of this skull can be found in earlier fossils assigned to the genus Homo, such as H. habilis, H ergaster and H. rudolfensis, and argue all comprise a single species within the genus Homo, with less variation among them than can be found within contemporary Homo sapiens.

This specimen has been attributed as a male ergaster by some, though most place it in H. erectus, and that is where it will be discussed in detail.

By 1.8 million years ago, a species called Homo ergaster was about as tall as living humans, with long legs and stiff feet that were only good for walking on the ground.

As a general rule of thumb, one can consider most attributed ergaster specimens to be early erectus geographically confined to Africa (however, this is not a hard and fast rule).

Also, more recent analyses by other researchers seem to indicate that even if ergaster specimens are considered as a different taxon than erectus, the erectus material is still closer to modern humans cladistically.