Control of Heredity: Eugenics 



271 



A 



FIG. 101. EXTINCT TYPES OF MAN. A, Skull of Homo neanderthalensis; 

 from Chapelle-aux-Saints, France, 1908. (After Boule). B, Skull of 

 Pithecanthropus erectus; found in Trinil, Java, 1895; parts below dotted 

 line restored by J. H. McGregor. 



