INDEX. 



ACCOUCHEUR TOAD, the, 1G7. 



Acorn-shell, the, history of the in- 

 mate of, 130. 



Actinias, the, 137, ct seq. See Sea 

 Anemones. 



Actinophrys sol, 1 6. 



Affection of House Sparrow for its 

 young, 214. 



African Monkeys, 265. 



African and American Snails, 81,85. 



Albatross, the, 195. 



Alternation of generations, doctrine 

 of, 44. 



Arnaiba or Proteus, the, 15 Its pre- 

 dacious character, 16. 



American Monkeys, general character 

 of, 255, 257. 



Ancient Frog remedies, 184, 185, 186. 



Ancient Snail-sties, 87. 



Angler, or Fishing-frog, the, 2 1 9. 



Animals anJ plants, distinction be- 

 tween, 7. 



Annelids, marine, 125, ct seq. 



Anomalous incubation, 230. 



Ant-eater, the great, 227, 228, 229. 



Ant's- nest Beetles, 62 Eagerness of 

 collectors for, 62 Modes of cap- 

 ture, 63. 



Anthea cereus, a poet's portrait of, 

 137 Its venomous powers, 141 

 A great favourite in the aquarium, 

 142 Spontaneous division of, 145. 



Apes, general characters of the, 204. 



Apteryx, the, 234. 



Aphides, extraordinary reproduction 

 of, 52. 



Aquarium, the, 111 Principles of, 

 112 Its great popularity, 111, 

 113 Inmates of, 1 14, ct seq. 



Aquarium, the, in Zoological Gar- 

 dens, Regent's Park, opening of, 

 112 Two-rayed Star-fish in, 119 

 Brittle-Stars and Sand-Stars in, 

 119 Serpula3 in, 126 Crustacea 

 in, 153 Various fish in, 156 

 Pike and Tench in, 218 Sug- 

 gested additions to, 219, 220. 



Argonaut, the, 107 Researches of 

 Madame Power on, 108 M. Sander 

 Rang on, 109. 



Argument upset, an, 187. 



Artificial mother, an, 274. 



Atmospheric voyagers, 25. 



Auk, the Great, probable extinction 

 of, 195 Its former abundance, 

 196. 



Australia, importation of EnglL,Ii 

 song and game birds into, 194. 



Australia, Bat caves of, 246. 



Axolotl, the, 171. 



Aye-aye, the, a link between the 

 Monkeys and the Uodents, 256 

 Its habits, 257. 



BABOONS, the, general characters of, 

 255. 



Balanus, the, 130 Its early history, 

 131. 



Barrington, the Hon. Dames, on 

 song of birds, 207. 



Bat, peculiarity of the zoological 

 position of, 238 Structure of its 

 wings, 238, 239 Spallauzani's 

 experiments on, 240 Exquisite 

 sensibility of its wing membrane, 

 241 Its diurnal retreats, 242 

 Its winter sleep, 244 Antipathy 

 of mankind to, 249. 



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