chap 12

4 Pages
Unlock Document

University of Toronto Scarborough
Michael Schillaci

Chapter 12: From Hominin to Homo Homo ergaster: 1.8 mya in Africa Invented new technology, master fire and to hunt large game Hominins of the lower PleistoceHomo Ergaster work man KNM-ER 3733 Pleistocene epoch began 1.8mya and saw a cooling of the worlds climate Divided into three parts: lower, middle and upper Lower began 1.8mya, coincides with a sharp cooling of worlds climate Beginning of middle is marked by sharply increased fluctuations in temp and first appearance of immense continental glaciers that covered northern Europe 900kya, end defined by termination of penultimate glacial period about 130kya Upper ended about 12kya, when a warm, interglacial phase of the world climate began, warm period has persisted into the present Appears in the African fossil record about 1.8mya and disappears about 0.6mya KNM-ER 3733 from Lake Turkana found 1976 Associated with Oldowan tools, recent finds suggests that H. habilis and H. ergaster may have coexisted for almost half a million years in the Turkana basin of Kenya Morphology Skulls differ from those of both earlier hominins and modern humans Maintain characteristics of earlier hominins, marked barrowing behind the eyes , receding forehead, no chin shared by modern humans, shorter and less prognathic face, taller skull, smaller jaws and postcanine teeth, reduction in number of roots on the upper premolars
More Less

Related notes for ANTB14H3

Log In


Don't have an account?

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.