BIOL 150 Lecture Notes - Lecture 7: Homo Habilis, Ardi, Australopithecine
Document Summary
Learning objectives: draw a phylogeny showing the relationship of human lineages to other primates, explain why humans did not evolve from the apes, explain the evidence used to understand the origin and diversification of humans. Have hands and feet efficient at grasping. Eyes located to the front (better depth perception: prosimians ( before monkeys ) Mainly small, tree-dwelling and noctornal: anthropoids ( human-like ) includes monkeys and apes: opposable thumb. New world monkeys (central and south america) Hominids are a monophyletic group ( hominin or hominid refers to upright walking) Arose in the rift valley in africa. Large bodied with long arms, short legs, no tail. Are bipedal but except for humans are knuckle walkers. Apes diverged 0. 3 2. 8 mya previous to human-chimp split. We are more closely related to chimps that are chimps to apes. Question: what was the earliest member of the human family? . Australopithecus gave rise to the lineage that became human.
