ANTH 1120 Study Guide - Midterm Guide: Awash, Ethiopia, Canine Tooth, Paranthropus Robustus

• School: University of Guelph
• Department: Anthropology
• Course: ANTH 1120
• Professor: E.Finnis

Document Summary

Foramen magnum underneath the skull rather than toward the back suggesting bipedalism. (we do not know for sure if they were bipedal but they are moving towards that direction. Smaller canines ( teeth reduction) (u-shaped dental arcade) Fossil of a femur shows that they may have been bipedal. ( climbed trees and walked on two legs) Larger than australopithecus afarensis about 1. 5 times as large. Eastern africa (lake turkana, kenya and middle awash, ethiopia. The upper end of the tibia shows expanded ares of the bone and a human-like orientation of the ankle joint (indicates bipedal) Long forearms and features of the wrist suggest climbing of trees. Strong male- female body size difference (sexual dimorphism) Lived about 4. 4 mya in wooded areas. Pelvis structure suggest both tree climbing and bipedal abilities the canine teeth) Teeth show distinct sexual dimorphism (based on. Height; females 3ft 11in, weight 110 pounds. Slightly smaller brain than modern bonobo (300-