Columbia subject headings:
Harvard subject headings:
Apes--Physiology--Variation.
Dental anthropology.
Fossil hominids--Craniology
Fossil hominids--Physiology--Variation.
Human beings--Physiology--Variation.
Mandibular ramus--Variation.
Mandibular ramus.
Princeton subject headings:
Fossil hominids--Craniology.
Mandibular ramus.