INDEX 



321 



its limitation in insects, 209-210. 

 wonders of, 206-212. 

 " Intelligence " of Foraminifera in 

 their shell-formation, 278. 



Jackson, Wilfrid, his work on 

 shells, 63, 66, 68 



James, Professor William, his two- 

 fold division of mankind, 

 84-85. 

 quoted, 302. 



Janet, M. Charles, his formicaria of 

 brown ants, 19. 



Jenner, his observations on young 

 cuckoo in nest, 44-45, 46. 



Jones, Professor F. Wood, ob- 

 servations on his study of 

 " Arboreal Man," 288-293. 



Joy, its influence on the circula- 

 tion, 311. 



its influence on digestion, 310. 

 its influence on the nervous 



system, 313. 

 the cult of, 309-315. 



" Jukes," the, sequel to, 294-301. 



Kammerer, Dr., his experiments 

 on salamanders, 224-225. 



Kelp, 93. 



Kidd, Benjamin, on artificial nur- 

 ture, 164-165. 



Kirkman, F. B., his notes regarding 

 male birds and their mates, 34, 

 36. 



his comparison of cuckyo's notes, 

 40. 



Lachmann, 285. 



Lamarck, getting back to, 221, 223, 

 224. 



Lankester, Sir Ray, referred to, 29, 

 61, 206, 223, 255. 



Lashley, Dr. K. S., his experi- 

 ments on homing of sea- 

 swallows, 1-8. 



Latter, O. H., quoted, on frogs, 47. 



Leishman, Sir William, 305. 

 Levick, Staff-Surgeon Murray, 

 R. N., his observations on the 

 Adelie penguins, 9-16. 

 Liebig's idea of the circulation of 



matter illustrated, 81. 

 Life, a limb for a, 166-174. 

 embryonic period of, 145. 

 larval period of, 142, 144. 

 latent, 175-182. 

 the curve of, 142-149. 

 varying types of, 147-149. 

 Limb for a life, a, 168-174. 

 Loeb, Professor Jacques, his ex- 

 periments on fishes, 250, 251- 

 252. 

 his method of subjecting ova to 



chemical action, 140. 

 on Plankton organisms, 86. 



Mackerel, 80, 81, 88. 



Macquenne, experiments on seeds, 



1 80. 



Macro cystis pyrifera, 93. 

 Making a home for life, 213-220. 

 Man's arboreal apprenticeship, 287- 



293- 

 Marsipella cylindrica, 285. 



spiralis, 285. 

 Maspero, M., his non-success in 



germinating wheat grains from 



tombs of the Pharaohs, 179. 

 Mayflower's encounter with whales, 



story of, 76. 

 Mendel, the experimental work of, 



230, 232-237. 

 Mendeleeff, 217. 

 Mendelian classification of all new 



characters into dominants and 



recessives, 243. 

 Mendelian clue, the, 231-237. 



its rediscovery, 232. 

 Mendelian conception of inherit- 

 ance, its three fundamental 



ideas, 232-235. 

 Mendelian doctrine, 244. 



