344 



Index, 



Sole, plptnent of, 104. 



Soinat<'t;> netic and somatoplasm, 



'2.^1 137- 155. 24» 249. 

 Some Laws of Heredity, referred 



to, 24. 

 SiKcies, »tress laid on origin of, 



159; neces.'.niily due to natural 



selection. I'SS. 



deriiiitioDS of, 239. 

 Si RNCKR, Hetbeit, referred to, 8, 



64-68, 95. 

 Sphex, instincts of, 88, 3.^7. 

 Stehbing, Rev. T. R., quoted, 25. 

 Sterility, 8. 



Stirp and germ-plasni. 40, 47, 138. 

 Struggle for Existtftte between the 



parts of an Organism, referred 



to, 299. 



T. 



Theory of Heredity, referred to, 

 40,47. '37-154; quoted, 46, 47. 



Th' iMAS, Mr. Oldfield, referred to, 

 178. 



Th >MSON. J. A., referred to, 15. 



Todd, J. E., referred to, 35. 



Tomes, Mr., referred to, 267. 



Transfusion of blood in rabbits, 



I4.S- 

 Transplnntation of ovaries in 



rabbits, 143, 147. 

 Trees, comparison of European 



and American, 201. 

 Turkey, tuft of hair of, 181 ; losing; 



metallic tints, 18O. 



u 



Use-inlieritaDce, 3.49, 77,9.'^, 151. 



Utility, law of, 8, 20, 1 59 ; uni- 

 versality of, 166; of specific 

 characters. 172; of specific 

 characters in birds, 176; of 

 specific characters in Mammals, 

 178. 



Variation of Animals and Plants 

 under Domestication, quoted, 3, 



4, 53. <56, 96, 187, 189, 191, 



193, 195, 213-216, 330, 331. 

 Varieties, climatic, 228. 

 Vestigial characters, 171, 184, 361, 



294. 

 Vines, Prof, referred to, 297. 

 Vitality, plumes of birds due to 



surplus, 270, 25. 

 Voice, of man, 25. 



W. 



Wagner, Moritz, referred to, 217, 

 W ALLACE, Mr. A. K., referred to. 

 2, 6, 9, II, f5, 20 35. 50, 66- 

 70, 167, 169,172-175, 18C-19S, 

 210,218-227,235-237,252,256, 

 258, 263-278, 285, 313 322, 

 3^8, 331, 332; quoted, 22 24, 



27, 67, 180-182, 185, 186, IdO, 



191. 221-223, 235, 236, 2G9, 



27.^. .^13- 

 Wallacean doctrine of species, 167, 



169. 



Weismann, Prof., referred to, a, 

 7, 9, 12, 13, 39-60, 65, 66. 90- 

 105, 112, 128, 134-142, I48, 

 149, 151, 152, 155, 156, 173, 

 241, 243, 244. 246, 279, 280, 

 391, 394, 297. 2.^8, 300, 311, 

 338; quoted, 56, 91, 97. 152, 

 243, 244, 297. 



Weismannism, diagram of con- 

 stituent theories, 43, 136; elu- 

 siveness of, 334. 



Weismannism ottce more, referred 

 to, 66, <;5. 



Welhy, Hon. Lady, referred to, 

 90 



W ESTPHAL, Prof., referred to, 105, 

 107. 



Withdrawal of foot by reflex action. 



75- 

 WOrtenberger, Dr., referred to, 



254. 



Y. 



Yarrell, Mr., referred to, 186. 



