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Biology 112 > Chapter 34: Vertebrates > Flashcards

Chapter 34: Vertebrates Flashcards

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1
Q

Long, muscular trunk; thick, loose skin; upper incisors elongated as tusks

A

Proboscidea

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2
Q

Elephants

A

Proboscidea

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3
Q

Aquatic; finlike forelimbs and no hind limbs; herbivorous

A

Sirenia

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4
Q

Manatees

Dugongs

A

Sirenia

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5
Q

Reduced teeth or no teeth; herbivorous (sloths) or carnivorous (anteaters, armadillos)

A

Xenarthra

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6
Q

Sloths, anteaters, armadillos

A

Xenarthra

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7
Q

Chisel-like incisors (hind legs longer than forelegs and adapted for running and jumping)

A

Lagomorpha

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8
Q

Rabbits, hares, picas

A

Lagomorpha

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9
Q

Teeth consisting of many thin tubes cemented together; eats ants and termites

A

Tubulidentata

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10
Q

Aardvark

A

Tubulidentata

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11
Q

Short legs; stumpy tail; herbivorous; complex, multi-chambered heart

A

Hyracoidea

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12
Q

Hyraxes

A

Hyracoidea

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13
Q

Chisel-like, continuously growing incisors worn down by gnawing; herbivorous

A

Rodentia

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14
Q

Squirrels, beavers, rats, porcupines, mice

A

Rodentia

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15
Q

Opposable thumbs; forward-facing eyes; well-developed cerebral context; omnivorous

A

Primates

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16
Q

Lemurs, monkeys, apes, humans

A

Primates

17
Q

Sharp, pointed canine teeth and molars for shearing; carnivorous

A

Carnivora

18
Q

Dogs, wolves, bears, cats, weasels, otters, seals, walruses

A

Carnivora

19
Q

Hooves with an even number of toes on each foot; herbivorous

A

Cetartidactyla (Order: Artiodactyls)

20
Q

Sheep, pigs, cattle, deer and giraffes

A

Cetartiodactyla (Artiodactyls)

21
Q

Whales, dolphins, porpoises

A

Cetartiodactyla (Clade) Cetaceans (order)

22
Q

Aquatic; stream-lined body; paddle-link forelimbs and no hind limbs; thick layer of insulating blubber; carnivorous

A

Cetartiodactyla: Cetaceans

23
Q

Hooves with an odd number of toes on each foot; herbivorous

A

Perissodactyla

24
Q

Horses, zebras, tapirs, rhinoceroses

A

Perissodactyla

25
Q

Adapted for flight; broad skin fold that extends from elongated fingers to body and legs; carnivorous or herbivorous

A

Chiroptera

26
Q

Bats

A

Chiroptera

27
Q

Diet consists mainly of insects and other small invertebrates

A

Eulipotyphla

28
Q

Core insectivores: some moles and some shrews

A

Eulipotyphla

29
Q

Star-nosed mole

A

Eulipotyphla

30
Q

What is the most basal taxon of mammals?

A

Lemurs, lorises and bush babies

Biology 112 (16 decks)

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