Geography Reference
In-Depth Information
gai Sea during the Early Cretaceous may have allowed the formation of a bridge
between Europe and Asia. Finally, although the existence of Gondwana is con-
sistent with the general area cladogram from the Early Cretaceous, Upchurch et
al. (2002) noted a discrepancy in the timing of the separation between Africa and
South America that may reflect errors in geological dating or may indicate that the
initial stages of vicariance between Africa and South America occurred soon after
the South Atlantic Ocean started to open up.
