Page:Prehistoric Britain.djvu/86

78 parallelism between the skulls and jaws of La Quina, Spy (No. 1) and La Chapelle. Dr. Martin also shows by the superposition of profile diagrams of three calvaria (La Quina, Pithecanthropus and a modern Arab) the great gulf in cranial development which separates modern humanity from the Moustérien races of the Palæolithic period.

The physical characters of the race may be thus stated:

Cranium dolichocephalic (cephalic index 70–75); forehead low and retreating (platycephalic); superciliary ridges very prominent;