U of M ANTH 1001 - Lab 11 PPT F17 (10 pages)

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Lab 11 PPT F17



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Lab 11 PPT F17

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Pages:
10
School:
University of Minnesota- Twin Cities
Course:
Anth 1001 - Human Evolution
Human Evolution Documents
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LAB 11 HOMO ERECTUS Today s Goals Assess cranial and postcranial traits of Homo erectus Evaluate the behavioral change in Homo erectus in light of stone tool technologies Sites Specimens Petralon a Classic Homo erectus Homo erectus ergaster Homo heidelbergensis Homo erectus Cranial Characteristics Sagittal Keel Thick Browridge H erectus H sapiens Homo erectus Cranial Characteristics Sloping Frontal Bone Angled Occipital Region H erectus H sapiens Homo erectus Cranial Characteristics Greatest Breadth Low on Skull H erectus Greatest Breadth middle of skull H sapiens Homo erectus Cranial Characteristics Marked Postorbital Constriction H erectus Nuchal Torus H sapiens Measuring Homo erectus Crania Cranial Length Postorbital Constriction Measure the maximum length between 1 Measure the minimum breadth 1 Front of the supraorbital torus 2 Measure the maximum breadth 2 Posterior most point of the occipital 3 Divide value 1 by value 2 4 Multiply x 100 to obtain the difference between the two parts 1 1 2 2 Anatomy of a Flake Platform Edge Cutting Edge Comparison of Oldowan Acheulean Refit Sequences For each 3D printed sequence of refitted flakes and core each person at the table should take turns doing the following Remove each flake from the core in sequence order paying attention to the rotation of the core between platforms with each flake removal Each point of percussion is indicated by a black x on each striking platform Examine the population of flakes produced Reassemble the core by reversing the order of removals Questions to answer after examining both refits replacing 5 Movius Line Question on p 143 and using p 144 if necessary A How many times is the core rotated to exploit a new striking platform for making flakes during the reduction process i For the Oldowan reduction ii For the Acheulean reduction B How complicated are the two reduction sequences when compared to each other


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