Lecture 17 (3-12)

Lecture 17 (3-12) - A New Kind of Hominin The Morphology of...

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A New Kind of Hominin The Morphology of Homo erectus Who Were the Earliest African Immigrants? Historical Overview of Homo erectus Discoveries Technological and Population Trends in Homo erectus Interpretations of Homo erectus : Continuing Uncertainties Homo erectus was the first hominin to expand into new regions of the Old World. As a species, H. erectus existed over 1 million years. The behavioral capacities of H. erectus , along with the morphological changes, help us understand its success as a hominin species. Homo erectus/ergaster : Environmental setting The Pleistocene (1.85 mya -100,000 ya) Glaciation (the Ice Age) Extreme climatic changes Extreme changes in sea levels “Out of Africa” and walking to Java Some researchers see anatomical differences between these African discoveries and the Asian discoveries. They place the African fossils into a species they call Homo ergaster . Analyses show that H. erectus/ergaster represents a different grade of evolution than their African predecessors. In the last few decades, discoveries from East Africa established this grade of
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This note was uploaded on 04/02/2008 for the course ANTHRO 1 taught by Professor Wilkie during the Spring '08 term at Berkeley.

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Lecture 17 (3-12) - A New Kind of Hominin The Morphology of...

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