342 



INDEX. 



Asteroidea, 168, 172-174. 

 Atrial pore, 235. 

 Aves, 247. 

 Avicularia, 231. 

 Aye-aye, 299. 

 Axial skeleton, 242. 

 Axolotl, 265. 

 Azj'gous organs, xiv, 85. 



ijarnacles, 187. 

 Balanoglossus, see index of 



generic names. 

 Barramunda, 260. 

 Batrachia, 265. 

 Bats, 288, 297. 

 Beak, 57. 

 Bears, 298. 

 Bees, 209. 

 Beetles, 206. 

 Belemnites, 228. 

 Bell animalcule {seie, Vorti- 



cella, index of generic 



names), 139, 802, 303. 

 Bilateral symmetry, 81, 84. 

 Bile, 37. 



Biolog}'^, xiv, 59, 60. 

 Birds, 239, 247, 272. 

 Birds, classification of, 275- 



277. 

 Bivalves, 210, 211. 

 Bivium, 172. 

 Blastoderm, xiv. 

 Blastopore, 70, 71. 

 Blastosphere, 70. 

 Blastostyle, 169, 162. 

 Blind- worm, 270. 

 Blood, 44, 45. 

 Blood-corpuscles, 47. 

 Blood-oorpuscles,white, 45,72. 

 Blow-fly, 204. 

 Body-cavity, xiv, 40, 41, 46, 



lie, 182, 168. 

 Body-wall, 40, 46, 113, 132. 



Bojanus, organ of, 48. 



Bombycina, 205. 



Bone, 43. 



Books recommended, 64, 106, 



309-325, 331, 837, 338. 

 Book-scorpions, 195. 

 Brachiopoda, 231, 232. 

 Brachyura, 191. 

 Brain, 38, 87, 246. 

 Brain-stone, 156. 

 Branchial clefts, 57. 

 Branchial skeleton, 243, 245. 

 Breeze-fly, 204. 

 Bristle-tails, 200. 

 Brittle-stars, 178. 

 Brownian movements, 14. 

 Bubble-shells, 226. 

 Budding, xiv, 68, 131, 150. 

 Butterflies, 204, 206. 

 Butterflies, sucker of, 205, 



206. 

 Bjssus, 212. 



Csecum, xiv, 39. 

 Cseciliffi, 263, 266. 

 Caddis-flies, 203. 

 Caddis-worm, 203. 

 Caducichordata, 2B7. 

 Camel, 295. 

 Campodidse, 200. 

 Canine teeth, 286, 288, 293, 



295. 

 Carbohs'drates, 8. 

 Carinatse, 274. 

 Carnassial tooth, 291-293. 

 Carnivora, 283. 

 Carnivora, marsupial, 284, 



292. 

 Carnivorous dentition, 289, 



290, 291, 292, 293. 

 Carp-lice, 187. 

 Cartilage, 43. 

 Cartilage bones, 44, 261. 



