Anthropology

Anthropology - 06/11/2007 11:32:00 Paleontology: The study...

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06/11/2007 11:32:00 Paleontology: The study of past life Biology Geology Cenozoic Era: 0-65 million years ago Era: Year Larger Epioc: month smaller Paleocene: 56-65 Adaptive radiation of mammals Eocene: 35-56 Adaptive radiation of primates Two families: potrosal Bulla, Boney Covering inside of your ear o Adapidae Lemur and lorises Gave rise to haplorine family 37 genera 89 species Body Size: 100g-6,900g Diurnal Frugivorous Runners and leapers; active arboreal climbers Omomyidae
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o Differences in orbit size o 39 genera o 91 Species o Body Size: 45g-1700g o Nocturnal (one genus diurnal) Obit size and its relation to skull and body size o Fugivorous o Runners and leapers; active arboreal climbers Oligocene 35-23million years ago Miocene 23-5 million years ago Phocene 5-2 million years ago Pleistocece 2mya-10k years ago Adaptive diversity of Eocene primates Extensive radiation of arboreal creatures Phylogenetic relationships of Eocene primates Reconstruction of adaptation Anatomical correlate of activity cycle
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Leaping: hind limbs longer Brachiator: Log forelimbs, grasping digits, shoulder bone rounded to create full rage of motion Nocturnal vs. Diurnal: Large vs. Small eyes Anatomical correlates of dietary specializations Body size in relation to sheer in teeth o Fruit: Low sheer in relation to their body size o Low sheer than body size: Insects o High Sheer and large body: Meat Late Eocene and Oligocene 31-37 million years ago Fayum Depression Earliest documentation of the single frontal bone Sand Bars Tepist sea Tree Remnants Fruit Methods of reconstructing past environments: shows the environment in how the species were leaving Sediments: Chemical makeup and structure, pollen Fossil vertebrates Fossil invertebrates Fossil Plants and Pollens
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o Floral vs. Faunal Dating techniques Radio Metric o Potassium decays into argon o Thousand year to 100million years Paleomagnitism o Where magnetic north has been o Crust formation o Magnetic north moves through time Aegyptopithecus Late Eocene and Oligocene Apidium Late Eocene and Oligocene Catopithecus When: 1980 Where: L41 Fayume depression o Two different families of anthropoids and that is where adaptive radiation is where it first took place (30 million years old) Catopitheas found here (major importance) Phylogeny: Omomyias, Anthropoids, Aegyptopithecus, Catopitheas Adaptation Elwyn Simons Ramapithecus
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Anthropology - 06/11/2007 11:32:00 Paleontology: The study...

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