352* REMARKS ON THE SLETAR ANT» SABIMBA TRIBES, 
Prichard as practised hy Professors Blumenbach and Owen, the former 
measuring the area of the skull when looked upon vertically, and 
the latter the basis or under surface of the cranium after the lower 
jaw is removed, but both of which methods there is seldom opportu¬ 
nity to practice for sufficiently apparent reasons. 
Plate No. 2. represents the facial outline and skull of a man and 
woman of the Sabimba tribe* 
