LIST OF ILLUSTRATIONS 



rAGB 



Portrait of George John Romanes . , . . Frontispiece 



Diagram of Prof. Weismann's Theories 43 



Fig. I. Guinea pigs, showing gangrene of ears due to injury of 



restiform bodies . . . . . . .118 



Fig. a. Old Irish Pig (after Richardson) 188 



Fig. 3. Skulls of Niata Ox and of Wild White Ox . . , 193 



Fig. 4. Lower teeth of Orang (after Tomes) .... 267 



