Chimpanzee

Chimos vs man

Homininae. Sub family. Panini. Hominini
400 CC vs 1450 cc
Facial angle 60 to 70 degree
Sloping forehead. Supraorbital ridge. Sagittal crest.
Flat and receding occipital region. Bulbous in humans.
Foramen Magnum backward placed
Large canines and diastema
Facial capacity more developed than cranial capacity
Dental arcade u-shaped.

Nose

Depressed and broad. Human prominent and elongated.
Well developed zygomatic process. Not in humans
Nasal bone thick and long.
Nasal tip absent but present in man

Neck. Stout and strong

Chin is absent and simian shelf present. Large and massive mandible

Vertical column. Lacking curves. No precision grip. 13 pair of ribs. Long pelvis. Flat foot and poor opposibility of pollex and hallux. Sacral of ilium narrow in chimpanzee broad in humans. Brachial locomotion versus bipedalism

Poorly developed hill. Absence of arches. Opposable big toe.