1. Compared to its contemporary mammals, Purgatorius had

/in /by
Compared to its contemporary mammals, Purgatorius had

less specialized teeth

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much larger brains

smaller hands

more culture

Question 2

1 / 1 pts
 The fossil record of the                       reveals the first true primates.

Paleocene

Miocene

Eocene

Jurassic

Question 3

1 / 1 pts
Compared to plesiadapiforms, adapoids and omomyoids have

larger brains

longer snouts

claws

all of these

Question 4

1 / 1 pts
Adapoids resemble modern

apes

monkeys

tarsiers

none of these

Question 5

1 / 1 pts
The  are best considered the most primitive known group of early modern primates.

omomyoids

tarsiers

adapoids

plesiadapiforms

Question 6

1 / 1 pts
Based on molecular evidence, strepsirhines and haplorhines separated about

58 million years ago

80 million years ago

67 million years ago

45 million years ago

Question 7

1 / 1 pts
Their differing anatomies suggest that strepsirhines and haplorhines split because

they could no longer interbreed

they relied on different types of food

they lived in different environments

they began to compete over the same food resources

Question 8

1 / 1 pts
Higher primates first appeared in the _________ Epoch.

early Eocene

late Oligocene

late Eocene

late Pleistocene

Question 9

1 / 1 pts
The first monkeys appeared between __________ million years ago.

78 and 60

58 and 40

65 and 55

45 and 40

Question 10

1 / 1 pts
Much of the current information on the origins of higher primates comes from

the Congo Basin in central Africa

Thailand

southern China

the Fayum in Egypt

Question 11

1 / 1 pts
Aegyptopithecus belongs to the _____________ family of primates.

Parapithecidae

Oligopithecidae

Propliopithecidae

none of these

Question 12

1 / 1 pts
All living Old World primates have a _________ dental pattern.

2:1:3:3

2:1:2:3

Question 13

1 / 1 pts
Currently, most scientists support the hypothesis that New World monkeys arrived in South America

by a water route from Africa

by a land bridge from Africa

from North America

by a water route from Asia

Question 14

1 / 1 pts
According to DNA comparisons, Old World monkeys and apes shared an ancestor until about

45 million years ago

30 million years ago

25 million years ago

20 million years ago

Question 15

1 / 1 pts
A characteristic that differentiates apes from Old World monkeys is

the lack of a third premolar

more massive jaws

a suspensory shoulder

downward-facing nostrils

Question 16

1 / 1 pts
Early apes exhibiting Y-5 molar patterns but monkey-like postcranial skeletons are called

true apes

false apes

dental apes

pre-apes

Question 17

1 / 1 pts
Proconsul was a(n)

New World monkey

Old World monkey

dental ape

lemur

Question 18

1 / 1 pts
The first hominoids shared which of the following characteristics with modern apes?

limbs of equal length

a narrow thorax

larger brains than monkeys

a and b onnly

Question 19

1 / 1 pts
The first primates similar to modern monkeys appeared

in the Fayum desert in Egypt

during the Paleocene

about 5 million years ago.

at the same time as the dinosaurs.