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32 Cards in this Set
- Front
- Back
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Evolutionary Trends
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Defined as a persistent, directional change in a character state, or set of character states, resulting in a significant change through time.
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Arboreal Adaptation
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Tree living; adapted to living in the trees
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Locomotor
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movement or the ability to move from one place to another
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Pentadactyly
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having five toes or fingers
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prehensility
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quality of an appendage or organ that has adapted for grasping or holding.
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Opposability
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the opposable thumb of primates.
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Omnivory
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eats everything including meat
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Dental formula
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numerical device that indicates the number of each type of tooth in each side of upper and lower jaw
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Binocular/Stereoscopic vision
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overlapping visual fields provided by forward facing eyes. "Depth Perception"
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Post orbital bar & closure
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where the zygomatic bone and the frontal bones join to form a lateral strut on the eye socket
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Olfaction
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sense of smell
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Gestation
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carrying or being carried in the womb between conception and birth.
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Diurnal
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Active during the day
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Nocturnal
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active at night
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Strepsirhines
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Lemurs, galagos, and lorises; Members of the primate suborder Strepsirhini
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Vertical Clinging and leaping
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it pushes off from one vertical support with its hindlimbs, landing on another vertical support
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Tooth Comb
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group of front teeth arranged in a manner that facilitates grooming
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Grooming claw
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specialized claw or nail on the foot of certain primates, used for personal grooming
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Haplorhines
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Primate suborder that includes tarsiers, monkeys, apes, and humans
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Tarsiers
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a small insectivorous, tree-dwelling, nocturnal primate with large eyes, a long tufted tail, and long hind limbs, native to the islands of Southeast Asia.
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Anthropoidea
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Members of the primate infraorder anthropoidea which includes monkeys, apes and humans
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New world monkeys (Platyrrhines)
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A parvorder of Primates one of the three major divisions of the suborder Haplorhini. Only including new world monkeys
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New World Monkey Dental Formula
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2-1-3-3
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Prehensile Tails
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tail of an animal that has adapted to be able to grasp or hold objects.
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Arboreal Quadrupedalism
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Mode of locomotion in which the animal moves along the horizontal branches with a regular gait pattern involving all four limbs
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Catarrhines
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A parvorder of Primates, one of the three major divisions of the suborder Haplorhini; includes old world monkeys, apes and humans
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Old world monkeys (Cercopithecoids)
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a primate of a group that comprises the Old World monkeys.
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OW Monkeys Dental formula
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2-1-2-3
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Ischial Callocities
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Ass callouses
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Sexual swellings
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enlarged areas of the perineal skin occurring in some female primates that vary in size over the course of the menstrual cycle
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Quadromanus
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having all four feet adapted for use as hands, as monkeys.
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Sexual Dimorphism
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Differences in physical characteristics between males and females of the same species
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