An111 Comparing Genus Homo Skulls (Table begins on next page) Look for the trends of change that are occurring from earlier to more recent species. Be able to describe the changes observed and the selective pressures and related behavioral changes that are connected to these skeletal changes. Feature Condylar Index = (Basion to Opisthocranion/ Basion to Prosthion) x 100 Location of maximum skull breadth as seen in the posterior view Relative degree of postorbital constriction as seen in the superior view Relative degree of prognathism as seen in the lateral view Location of maximum skull breadth posterior Facial Index (Upper Facial Height / Cranial | Height) x 100 Relative size of supraorbital torus as seen in the anterior and lateral views Relative size of incisors compared to molars. Au. africanus H. habilis H. erectus H. heidelbergensis H. neandertalensis H. sapiens||
An111 Comparing Genus Homo Skulls (Table begins on next page) Look for the trends of change that are occurring from earlier to more recent species. Be able to describe the changes observed and the selective pressures and related behavioral changes that are connected to these skeletal changes. Feature Condylar Index = (Basion to Opisthocranion/ Basion to Prosthion) x 100 Location of maximum skull breadth as seen in the posterior view Relative degree of postorbital constriction as seen in the superior view Relative degree of prognathism as seen in the lateral view Location of maximum skull breadth posterior Facial Index (Upper Facial Height / Cranial | Height) x 100 Relative size of supraorbital torus as seen in the anterior and lateral views Relative size of incisors compared to molars. Au. africanus H. habilis H. erectus H. heidelbergensis H. neandertalensis H. sapiens||
Chapter2: Where, Why, And What
Section: Chapter Questions
Problem 1CP
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Please answer all the questions in the chart.
Transcribed Image Text:An111 Comparing Genus Homo Skulls
(Table begins on next page)
Look for the trends of change that are occurring from earlier to more recent species. Be able to
describe the changes observed and the selective pressures and related behavioral changes that are
connected to these skeletal changes.
Feature
Condylar Index =
(Basion to
Opisthocranion/
Basion to Prosthion) x
100
Location of maximum
skull breadth as seen
in the posterior view
Relative degree of
postorbital constriction
as seen in the superior
view
Relative degree of
prognathism as seen in
the lateral view
Location of
maximum skull
breadth posterior
Facial Index (Upper
Facial Height / Cranial |
Height) x 100
Relative size of
supraorbital torus as
seen in the anterior
and lateral views
Relative size of
incisors compared to
molars.
Au. africanus H. habilis H. erectus H. heidelbergensis H.
neandertalensis H. sapiens||
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