LIST OF AUTHORITIES. 
AUTHOR or No. oF AUTHOR FROM 
WHOM TAKE Figure. ee TAKEN. 
iui. Plates of Men and l Baeck 
T Monkey Faces. j 
7 06 Huxley. 
Buchner. 207 E 
« 208 3, 
« 209 i 
210 y 
Vogt. Plate of Diffusion ฑา โ โ ล อ 0 
Races of Men. 
i ala, 
Amphibia. 
Amphioxus 
