Hominid Origins

Front 1

In what order did these occur: Prosimians, Hominods, Hominids, Anthropoids,

Back 1

Prosimians, Anthropoids, Hominods, Hominids

Front 2

Earliest primates diverging occured during the

Back 2

Paleocene period, 65 million years ago

Front 3

In what order are the 4 periods?

Back 3

Paleocene, Eocene, Oligocene, Miocene

Front 4

During which period did the earliest definite primates appear?

Back 4

Eocene

Front 5

The first period where continents were not connected?

Back 5

Oligocene

Front 6

Most oligocene fossils are from where?

Back 6

Fayum, Egypt

Front 7

Fossils from Fayum iclude

Back 7

Apidium and Aegyptopithecus

Front 8

During which period was there spectacular hominoid radiation?

Back 8

Miocene

Front 9

When was the "golden age of hominoids"

Back 9

Miocene

Front 10

Where could Miocene hominoids be found?

Back 10

Africa, Asia and Europe

Front 11

How were Miocene Hominoids grouped?

Back 11

Geographically

Front 12

The best known genus of Early Miocene Hominoid in Africa is ?

Back 12

Preconsul

Front 13

Best known European Hominoid

Back 13

Dryopithecus

Front 14

Best known Asian genus?

Back 14

Silvapithacus

Front 15

Genus that may link to an organgutan

Back 15

Silvatpithacus

Front 16

T or F: Most miocene hominoids are derived to be ancestors to living forms

Back 16

True

Front 17

Something that has bipedal locomotion, a large bran and makes tools is a

Back 17

Hominid

Front 18

Where were the first definite Hominid fossils found?

Back 18

Africa

Front 19

New discoveries show that earliest hominids date back to the end of the _____ period

Back 19

Miocene

Front 20

Mosaic Evolutionary Pattern Means that

Back 20

Characteristics did not evolve at the same time/place

Front 21

After revises classification, great apes

Back 21

Would be called hominids and belong to the same taxonomic family as humans

Front 22

What "tribe" is a human in?

Back 22

Hominins

Front 23

Bipedal Modification included

Back 23

pelvies, foramen magnum repositioned

Front 24

The study of early humans is called

Back 24

Paleoanthropology

Front 25

Type of dating that determines only if object is older or younger than other objects

Back 25

Relative Dating

Front 26

Type of relative dating based on the law of superposition

Back 26

Stratigraphy

Front 27

Type of relative dating that involves the shifting of the geo-magnetic pole

Back 27

Paleomagnetism

Front 28

Type of relative dating that uses fossils of better known animals

Back 28

biostratigraphy

Front 29

Type of dating that provides an estimate of age in actual number of years

Back 29

Chronometric/absolute dating

Front 30

Early hominid fossils could be found in:

Back 30

Eas, Central and South Africa

Front 31

Were early hominids first found in east, south or North Africa

Back 31

South

Front 32

The East Africa Rift Valley is good for dating because of

Back 32

Volcanic material

Front 33

In this part of Africa, fossils are in rock, difficult to date and have no volcanic context.

Back 33

South Africa

Front 34

Earliest hominid discovery was in

Back 34

Central Africa

Front 35

Set 1 Pre-Australopiths/Basal Hominids were

Back 35

the earliest remains to be classified as hominids

Front 36

What was significant about Chad, Central Africa?

Back 36

A discovery of a pre-australopith about 7 mya there lead to a new genus

Front 37

Orrorin and Ardipithecus were found in

Back 37

East Africa

Front 38

One of the earliest "early primitive" Australopiths in East Africa

Back 38

Australopithicus Anamensis

Front 39

Australopithecus Afarensis included:

Back 39

Laetoli footprints, Hadar Lucy Skeleton

Front 40

A late australopith that had chewing specialization was

Back 40

Paranthropus

Front 41

Early Homo was found in

Back 41

East Africa

Front 42

Sahelanthropus tchadensis

Back 42

Oldest basal hominid, found in Chad, South Africa 7 mya

Front 43

Set II Australopiths
Includes:

Back 43

earlier primitive and later more derived forms

Front 44

What part of Africa were the earliest Australopithocines found in?

Back 44

East Africa

Front 45

Australopithecus Anamensis

Back 45

• East Africa
• One of earliest of “early primitve” Australopiths

Front 46

Australopithecus afarensis

Back 46

• An “early primitive”
• Includes remains found at famous East African sites:
• 1) Hadar – the “Lucy” skeleton
• 2) Laetoli - footprints

Front 47

Paranthropus

Back 47

• Genus of the most derived Australopith
• Specializations related to powerful chewing
• Large deep lower jaw
• Chewing muscles attached to sagittal crest
robust

Front 48

Olduvai Gorge
•

Back 48

-East Africa
-Leakey
-Australopiths and Early Homo

Front 49

Homo Habillus

Back 49

Tool maker, found in Olduvai Gorge, East Africa lived at same time as australopiths and likely led to homosapiens