What to look for on each skull
Dentition
Facial Morphology
Cranial Morphology
Shape of dental arcade, size of molars and premolars, size and shape of incisors, size of canines, jaw size
Supraorbital torus (yes or no), prognathism (yes or no), canine fossa (yes or no), size of face, chin (yes or no), size of mandible, size and shape of brow ridges, nasal aperture size
Sagittal keel brain size, vault shape, occipital torus, cranial capacity/size of brain, frontal bone shape
Specimen name and number
Gracile (G) or Robust (R)
Facial Morphology (include dentition)
Cranial Morphology
1. OH 5 Paranthropus boisei
(R) Robust Austalopith
Paranthropus boisei have a u shaped and a rounder dental arcade.
2. AL 288-1 Austalopithecus afarensis
(G) Gracile Austalopith
Australopithicus afarensis have a more v shaped dental arcade.
3. Modern Humans Homo sapiens
(G) Gracile
Humans have a v shaped dental arcade which is more angular in shape.