chapter 8

Question 1

what is homo ergaster?

Answer 1

the first large bodied hominin

Question 2

when did h. ergaster first appear and where did they establish?

Answer 2

2 million years ago. Africa

Question 3

when dod H. erectus appear and where did they establish?

Answer 3

1.7-16 mya. Africa and some long term populations in Europe and Asia

Question 4

how long was H. erectus in Africa? Asia? Europe?

Answer 4

Africa until 600,000 years ago, Asia until 100,000 years ago and Europe until 500,000 years ago.

Question 5

what are lumpers?

Answer 5

people who group fossils together in the same genesis despite small or large differences.

Question 6

what are splitters?

Answer 6

people who split fossils into many different genesis despite similarities.

Question 7

differences between us and H. Erectus? (skull)

Answer 7

heavy browridge, low receding forehead, lack a chin, sagittal ridge (top of the head),

Question 8

when was the Nariokotome boy found?

Answer 8

1.65mya.

Question 9

what are the names of the three homo erectus sites in china

Answer 9

Nihewan basin, Yunxian and Zoukoudien

Question 10

what did early researchers use to determine the age of thee oldest Javanese hominin fossils?

Answer 10

Biochronology