■WATEE-OrZEL. 



INDEX. 



ZErGLODON. 



339 



Water-ouzel, i. 222. 



Watson, 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 tbe indefinite multiplica- 

 tion of species, i. 157. 



Weale, Mr., on locusts transporting 

 seeds, ii. 147. 



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



Weismann, Prof., on tbe causes of 

 variability, i. 8. 



, on rudimentary organs, ii. 260. 



"West Indian Islands, mammals of, 

 ii. 185. 



Westwood, on species in large genera 

 being closely allied to others, i. 

 71. 



, on tbe tarsi of Engidae, i. 192. 



, on the antenna? 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. 



Wiehura, Max, on hybrids, ii. 24, 

 27, 41. 



Wings, reduction of size, i. 169. 



of insects homologous with 



branchia3, i. 231. 



, rudimentary, in insects, ii. 



255. 



Wolf crossed with dosr, i. 327. 



of Falkland Ides, 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. 



Woodcock with earth attached to 

 leg, ii. 148. 



Woodpecker, habits of, i. 220. 



, green colour of, i. 247. 



Woodward. Mr., on the duration of 

 specific forms, ii. 66. 



, on Pyrgoma, ii. 81. 



, on 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 tbe 

 giraffe, i. 278. 



, on abrupt modifications, i. 



316. 



Wyman, Prof., on correlation of 

 colour and effects of poison, i. 

 13. 



, on the cells of the bee, i. 345 



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



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



, on rudimentary horns in 



young cattle, ii. 261. 



Z. 



Zanthoxylon, i. 272. 

 Zebra, stripes on, i. 199, 

 Zeuglodon, ii. 108. 



THE END. 



