4. PRIMATE FOSSIL EVIDENCE-1

4. PRIMATE FOSSIL EVIDENCE-1 - VII. FOSSIL EVIDENCE FOR THE...

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1 VII. FOSSIL EVIDENCE FOR THE EMERGENCE OF PRIMATES I. THE EARLIEST PRIMATE ROOTS II. ANCESTOR OF PROSIMIANS III. ANCESTOR OF ANTHROPOID IV. ANCESTOR OF HOMINOIDS I.PRIMATE TAXONOMY ORDER OF PRIMATES PRIMATE SUBORDERS A. Prosimian a. Tarsier, Lemurs, Lorises B. Anthropoids 1. Monkeys a. New World monkeys b. Old World monkeys 2. Hominoids a. b. Great Apes (Orangutan, Gorilla, Chimpanzee, Bonobos 3. Humans
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2 Lemurs Lorises Tarsiers New World Old World Apes Monkeys Monkeys Plesiadapiforms VII. FOSSIL EVIDENCE FOR THE EMERGENCE OF PRIMATES: I. THE EARLIEST PRIMATE ROOTS A. The Paleocene Fossils : Family PURGATORIUS Species: Carpolestes simpsoni, Ignacius, Plesiadapis cookei. Place: North America • About 60 to 63 million years ago Paleocene epoch of the Cenozoic lived in the present day town of Purgatorius, Montana. These fossils have been identiFed as belonging to the genus Purgatorius . • Morphological traits included: (a) long tail, (b) limbs with claws, not nails, (d) eyes at side of head, (e) long snout, (f) no post-orbital bar, (g) rodent-like jaws & 44 teeth & dental formula :3 I , 1 C , 4 PM , 3 M SUPER FAMILY: Purgatories Family: Carpolestes simpsoni
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3 Supper Family: Pleasidopis Family: Carpolestes simpsoni lived 56 MYA. Had opposable toes and fnger with nails, but lacks visual specializations (such as forward-facing eyes and orbital convergence) VII. FOSSIL EVIDENCE FOR THE EMERGENCE OF PRIMATES: I. THE EARLIEST PRIMATE ROOTS B. Species: TEILHARDINA ASIATICA Place: China • About 55 million years ago Paleocene epoch of the Cenozoic era lived in China . • Morphological traits included: (a), eyes at front of face with bony ring around each eye socket , (b) large brain case, (c) primitive teeth 44 teeth & dental formula :3 I , 1 C , 4 PM , 3 M VII. FOSSIL EVIDENCE FOR THE EMERGENCE OF PRIMATES: I. THE EARLIEST PRIMATE ROOTS B. Species: TEILHARDINA ASIATICA Place: China
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4. PRIMATE FOSSIL EVIDENCE-1 - VII. FOSSIL EVIDENCE FOR THE...

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