INTR 01146 Lecture 1: The Australopithecines and other middle Pliocene hominids
13 Feb 2017
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Document Summary
Africa, and thus far, there"s little evidence that. Australopithecines" appearance is consistent they ever left that continent. Geologic forces caused an uplift in the land west of the rift. Prevailing winds would have caused rain to fall to the west and little to the east. with a drying out of africa east of the rift. Every fossil hominin, as well as modern human beings, originally came from africa. It appears the genetic and anatomic mutations that would lead to us each occurred first in africa. Little guys 3-5 feet tall (lots of sexual dimorphism). Lived from 3. 7 1 mya in africa. canines. This species was named in august 1995 (leakey et al. The material consists of 9 fossils, mostly found in 1994, from kanapoi in. Kenya, and 12 fossils, mostly teeth found in. 1988, from allia bay in kenya (leakey et al. A. afarensis is considered to be the progenitor of both gracile and robust lineages of australopithecines.
