422 



INDEX. 



Stylonychia, 411. 



Suckers of Sea-cucumber, 296. 



Sea-urchin, 288. 

 Sugar-louse, 77. 

 Swan-neck, 393. 

 Sword-bearer, 246. 

 Synapta, 299. 



Tentacle of Cydippe, 309. 



Hydractinia, 339. 



Laomedea, 329. 



Scallop, 50. 



Thaumantias, 319. 

 Thaumantias, 319. 

 Tongue of Butterfly, 154, 



Fly, 151. 



Limpet, 46. 



Periwinkle, 46. 



Slug, 46. 



Trochus, 47. 

 Trachelocerca, 393. 

 Transformations of 



Barnacle, 195. 



Crab, 182. 



Galathea, 188. 



Medusa, 323. 



Polype, 324. 



Sea-urchin, 301. 



Tube-wheel, 256. 



Vorticella, 408. 



Tripod Wheel-bearer, 248. 

 Trochus, tongue of, 47. 

 Tube- wheel, 251. 

 Turns, 321. 



Urchin, Sea, 276. 



Vacuoles, 381. 

 Vaginicola, 410. 

 Vorticella, 402. 



Water-fleas, 175. 

 Weapons of Anemones, 355. 



Corynactis, 369. 



Madrepore, 364. 



Sea-worms, 262. 

 Weevil, 160. 



Scales of, 83. 

 Wheel-bearers, 223. 

 Wheels of Brachionus, 226. 



Chirodota, 298. 

 Whiptail, 238. 

 Wing of Bee, 73. 



Ply, 72, 84. 



Gnat, 74. 

 Wool, 13. 

 Worms, 258. 



Zoea of Crab, 181. 

 Zoophytes, 325. 



