Anthropology Exam 2 Answers – Flashcards
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All primates belong to which biological class?
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a) Mammalia
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Homologies are features that have developed based on convergent evolution.
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False
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Which of the following is lacking in strepsirhines but present in haplorhines?
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d) postorbital plate
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What is the typical dental formula of platyrrhines?
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b) 2-1-3-3
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What is the typical dental formula of catarrhines?
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a) 2-1-2-3
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Which of the following is NOT a hominoid?
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c) spider monkey
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What type of molar pattern do the hominoids express?
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b) Y-5
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Platyrrhines typically possess three premolars in each quadrant of their mouth, while catarrhines have two premolars in each quadrant of their mouth.
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True
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Some platyrrhines possess which trait that is lacking in other primates?
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c) prehensile tail
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Primates possessing high shearing molar crests probably follow this type of feeding pattern
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b) folivory
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Primates possessing low, rounded molars likely primarily subsist on
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d) fruit
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3 1 / 1 pts Primates possessing large, spatulated incisors likely would be described as
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c) frugivores
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4 1 / 1 pts Brachiation is generally associated with
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b) apes
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5 1 / 1 pts The stout procumbent incisors of callitrichids are adaptive for subsisting on
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a) tree gum
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6 1 / 1 pts Choose the skeletal elements providing the best evidence of locomotor pattern of a primate
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b) radius, humerus, femur, tibia
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7 1 / 1 pts Most terrestrial quadruped primates walk on their palms, but other species engage in terrestrial
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c) knuckle-walking
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8 1 / 1 pts The taxonomic group most highly adapted for vertical clinging and leaping is
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d) strepsirhines
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9 1 / 1 pts Members of this taxonomic group use their prehensile tails during locomotion
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a) platyrrhines
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10 1 / 1 pts The rarest form of primate locomotion is obligate
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d) bipedalism
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In what regions of the world were the sivapithecines located?
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b) Asia
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2 1 / 1 pts Which of the following groups was found in Europe?
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b) Dryopithecus
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3 1 / 1 pts Which of the following traits would you NOT expect to find in the proconsulids?
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a) Dental formula of 2-1-3-3
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4 1 / 1 pts Where was Aegyptopithecus found?
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d) Africa
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5 1 / 1 pts What is a "dental ape?"
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c) a fossil species with a post-crania that is monkey-like and teeth that are ape-like
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6 1 / 1 pts Which fossilized primate group is likely ancestral to all extant catarrhines but not primitive enough to also be ancestral to platyrrhines?
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b) propliopithecids
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7 1 / 1 pts Which fossilized primate group is likely ancestral to modern-day lemurs?
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a) adapids
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8 1 / 1 pts What anatomical feature is NOT present in omomyids and modern-day tarsiers?
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d) small eye orbits
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9 1 / 1 pts Apidium is a likely ancestor to modern platyrrhines because it has:
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d) all of the above
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10 1 / 1 pts Which group represents an Eocene euprimate?
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b) omomyids
