10-26 - Anthropology 1001 October 26, 2009 Paleocene (65-55...

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October 26, 2009 Paleocene (65-55 m.y.a.) Plesiadapiforms No true primate during this period Oldest Epoch Could be ancestral primates Large group of mammals Problems with Plesiadapiforms Long, narrow snout No postorbital bar Claws, not nails Found in N. America, Europe, Asia. “Proprimates”-Suggested order for them Eocene (55-37) 1 st Time Primates are Recognized Over 200 species “Euprimates” Adapids Omomyids Similar characteristics Larger brains Forward facing eyes with a post orbital bar Opposable toes Nails N. America, Middle East, Asia, North Africa, particularly Asia. Basal Anthropoids Towards the end of Eocene, you start to see more monkey like fossils Oligocene (37-22.5) A lot more anthropoids (Prosimians, Old World Characteristics, New World Characteristics) Most Fossils found in a specific area of Phylum Basin Egypt and some in S. America -Apidium A small bodied monkey with 3 pre-molars 1 st discovered in 1908 2.1.3.3. over 2.1.3.3. -Aegyptopithecus
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This note was uploaded on 01/27/2011 for the course ANTHRO 1001 taught by Professor Tauge during the Fall '07 term at LSU.

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10-26 - Anthropology 1001 October 26, 2009 Paleocene (65-55...

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