Living Primates, Part 1
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Transcript of Living Primates, Part 1
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Living Primates, Part 1
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General Characteristics • Categories:
•A. Locomotion•B. Teeth and Diet•C. Brain and Behavior•D. Reproduction
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General Characteristics: LocomotionA.Locomotion
• _________________________
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General Characteristics: LocomotionA. Locomotion,
continued Hands and Feet:
• Retention of ______• _____________
• Opposable _______
• ___________• ________________
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General Characteristics: Locomotion
Fingernails (picture of a Orangutan)
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General Characteristics: Teeth and DietB. Teeth and Diet• Lack of ________=
__________________
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General Characteristics: Teeth and Diet
• New World Monkeys• _____________
• Old World Monkeys/ Apes/Humans• ____________
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General Characteristics: Brain and BehaviorC. Brain and Behavior• 1. More reliance on vision
• ____________________• ____________________• _______________– stereoscopic, binocular vision• Related to _________________
• 2. Reduction in snout
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General Characteristics: Brain and BehaviorC. Brain and Behavior__________________complexity of brain especially the cerebral cortex
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General Characteristics: Brain and BehaviorC. Brain and Behavior
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General Characteristics: Brain and BehaviorSkull Characteristics
• post-orbital bar
• post-orbital closure
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General Characteristics: Brain and BehaviorSkull Characteristics
• post-orbital bar• post-orbital closure
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General Characteristics: Brain and Behavior
• In many species, complex ________________
• Flexibility of behavior
• Other points to note:• _____________________• _____________________
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General Characteristics: ReproductionD. ReproductionLong gestation
periodReduced # of
offspring: ________________
Slow development: _________________
Extension of life span
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Primate Taxonomy
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Strepsirhini vs. Haplorhini
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Strepsirhini (Prosimians)StrepsirhiniMost primitive of all primates
Note: Primitive = “least derived”, most similar to earlier mammalian ancestors
Ancestral Characteristics_______________________________________________________________________
Geographical Locations – Madagascar, Africa, Asia
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Haplorhini (Anthropoids)• In comparison to stepsirhinis,
anthropoids share:-_________________________________
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Haplorhini (Anthropoids)• In comparison to stepsirhinis,
anthropoids share:-____________________________________
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Haplorhini (Anthropoids)• In comparison to stepsirhinis,
anthropoids share:-___________________________________
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Haplorhini (Anthropoids)• In comparison to stepsirhinis,
anthropoids share:- reproductive/gestational/childrearing differences
-___________________of a grooming claw
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Haplorhini (Anthropoids)• Who are the haplorhines?
•New World Monkeys•Old World Monkeys•Hominoids (apes and humans)
Differences exist between the haplorhines
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New World Monkeys - Platyrrhines• Wide range in diet
• All are arboreal• ________________
• Some with prehensile tails, some without prehensile tails• What do you think a prehensile tail is?
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Old World Monkeys – Catarrhines
• Tails (not prehensile)
• _________= Ischial Callosities• Rest in a ___________
• Some species have ______________• What do you these are?
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Hominoids – Apes & Humans
• Differ from monkeys in:• ____________(except gibbons & siamangs)
• Absence of __________• __________________• Increased ____________• Increased period of infant ________________________