■WATEE-OrZEL. 



INDEX. 



ZETJGLODON. 



889 



Wiiter-ouzel, i. 222. 



Wiitson, Mr. H. C, on range of 

 varieties of British plants, i. 57, 

 73. 



, on acclimatisation, i. 134. 



-, on flora of Azores, ii. 149. 



, on Alpine plants, ii. 153. 



, on rarity of intermediate va- 

 rieties, i. 212. 



, on convergence, i. 156. 



, on the iniieiiiiite multiplica- 

 tion of species, i. 157. 



Weale, Mr., oti locusts transporting 

 seeds, ii. 147. 



Web of feet in water-birds, i. 223. 



Weismann, Prof., on the causes of 

 variability, i. 8. 



, oil rudimentary organs, ii. 260. 



West Iiidiau Islands, mammals of, 

 ii. 185. 



Westwood, on species in large genera 

 being closely allied to others, i. 

 71. 

 , , on the tarsi of Engidse, i. 192. 



, on the nntennje of hymeno- 



pterous insects, ii. 207. 



Whales, i. 285. 



Wheat, varieties of, i. 137. 



White Mountains, flora of, ii. 151. 



■Whittaker, Mr., on lines of escarp- 

 ment, ii. 53. 



Wichura, Ma.K, on hybrids, ii. 24, 

 27, 41. 



Wings, reduction of size, i. 169. 



of insects homologous with 



branchire, i. 231. 



rudimentary, in insects, 



u. 



255. 



Wolf crossed with dog, i. 327. 



of Falkland Isles, ii. 183. 



Wollaston, Mr., on varieties of in- 

 sects, i. 59. 



, on fossil varieties of shells in 



Madeira, i. 65, 



Wollaston, Mr., on colours of insects 

 on sea-shore, i. 165. 



, on wingless beetles, i. 169. 



, on rarity of intermediate va- 

 rieties, i. 212. 



, on insular insects, ii. 178. 



, on land-shells of Madeira 



naturalised, ii. 193. 



Wolves, varieties of i. 111. 



W^oodcock with earth attached to 

 leg, ii. 148. 



Woodpecker, habits of, i. 220. 



, green colour of, i. 247. 



Woodward, JMr., on the duration of 

 specific forms, ii. 66. 



, on Pyrgoma, ii. 81. 



, ou the continuous succession 



of genera, ii. 93. 



— — , on the succession of types, ii. 

 121. 



World, species changing simultane- 

 ously throughout, ii. 100. 



Wrens, nest of, i. 364. 



Wright, Mr. Chauncey, on the 

 giraffe, i. 278. 



, on abrupt modifications, 1. 



316. 



Wyman, Prof., on correlation of 

 colour and effects of poison, i. 

 13. 



, on the cells of the bee, i. 345 



T. 



Youatt, Mr., on selection, i. 35. 



, on sub-breeds of sheep, i. 41. 



, on rudimentary liorns in 



young cattle, ii. 261. 



Z. 



Zantboxylon, i. 272. 

 Zebra, t.trij)es on, i. 199, 

 Zeuglodon, ii. 108. 



THE END. 



