INDEX. 



Acineta, 464. 



A cant; a, 410. 



Air-tubeeof Fly, 107. 



Alcyonium, 3!t9. 



Alternation of Generations, 374, i84. 



Amieba, 433. 



Anchors of Synapta, 345. 



Anim.ilcules, 444. 



Antenna; of Chafer, 187. 



Crab, 197. 



riv, 191. 



Gnat, 192. 



Insects, 184. 



Moths, 188. 



Skipjack, 183 



Weevil, 185. 

 Aphrodite, 303. 

 Arcella, 437. 



Barnacles, 221. 



hand of, 223. 



transformations of, 226. 

 Bee, eyes of, 196. 



foot of, 136. 



mouth of. 163. 



stinv; of, 142. 



wing of, 82. 

 Beetle, mouth of, 160. 

 " Bird's-head," 72. 



use of, 77. 

 Bloori of Beasts, 29. 



Birds, 30. 



Fishes, 30. 



Frog, 31. mr 



Man, 29. 



Reptiles, 30. 



Trnic.ate, 36. 

 Brachionus, 260. 

 Bristletail, scales of, 85. 

 Bug, month of, 166. 

 Bnsrnla, 71. 

 Butterfly, scales of, 90, 91. 



sucker of, 177. 



Chameleon-fly, 115. 

 Cheese-mite, 253. 

 Chilomouas, 467. 

 Chirodotn, 343. 

 Cicada, drum of, 102. 



ovipositor of, 157. 

 Cilia of Cydippe, 357. 



Infusoria, 452, 459. 



Rotifera, 257, 290. 



Cinohdes, 411. 



Cnidae, 379. 



Cockchafer, antennas of, 187. 



spiracle of, 114. 

 Coleps, 456. 



Contractile Bladder, 435, 453. 

 Corkscrew Coralline, 71. 

 Corynactis, weapons of, 423. 

 Cothurnia, 467. 

 Cows' paps, 400. 

 Crabs, 197. 



ears of, 197. 



ej-es of, 201. 



stages of, 210. 

 Cranefly, spiracle of, 113. 

 Craspeda, 418. 

 Cricket, drum of, 97. 

 Cuckoo-flv, ovipositor of, 143. 

 Cuttlesheil, 44. 

 Cyathina, weapons of, 417. 

 Cvclops, 203. 

 Cydippe, 356. 

 Cypris, 208. 



Daphnia, 207. 

 Dead men's fi^ngers, 400. 

 Diamond beetle, scales of, 92. 

 Dragon-flv, 80. 

 eye of, 193. 

 Dumb-bells of Holothuria, 34i 

 Dyticus, foot of, 134. 



Earthworm, 298. 

 Ecthorreum, 421. 

 Eiiger-motli, 1S8. 

 Euglena, 444. 

 Eunice, 308. 

 Euplotes, 475. 

 Eyes of Crabs, 201. 



Dragon-fly, 193. 



Harvestman, 241. 



Infusoria, 444. 



Insects, 193. 



Rotifera, 272, 446. 



Scallop, 60. 



S;;ail, 61. 



Spider, 238. 



Feathers, structure of, 16. 

 Fission of Infusoria, 450, 462. 

 Flea, mouth of, 170. 

 Fly, antenna of, 192. 

 flight of, 78. 



