548 



INDEX 



Sight [CoHt.) 



-- pycnogons, i 424. 



— reptiles, i 203, 213, 225, 226, 228: 

 iii 20S, 210, 212; iv 47, 48. 



— whed-animalcules, i 435. 



— zouphytes, i 482; iv 40-41. [367. 



"Signalling coloration", ii 366- 

 Silene nutans, iv 86. 



— piiniilio, iv 94. 



— S. Elizabetli^u, iv 94. 

 Siliceous spicules, of sponges, i 



485, 4t;6 (illust.). 



Silk-glands, iv 116, 259 

 Silk-industry, iv 259-260. 

 Silkworm-mould, iv 77. 

 Silkworms, i 360; ii 214; iv 259-260 



1 illu.st.;. 



Silptia atrata, ii 109-110. 

 Siluridae, i 2S0; iii 426-427. 

 Silurus glanis, i 280, 281. 



Silver-Fish, i 384 (illust. ; ii 214. 



Simla satyrus, i 72; ii 349; iii loo, 



ini, 494. 



Simmonds, iv 213, 233, 310. 

 Simonea foUiculorum, iv 196 

 Simrotli, m 105. [(illust.,. 



Simuliidse, ii t2T. 460. 

 Sinclair, iii 371, 372, 373; iv 216. 

 Single tube arrangement, of 



iiiVLTLcljratcs, highur, i 30:;. 

 Siphon, of tcliiiiud(.-rnis, 1458; ii 41^. 



Siphonaria, ii 462. 

 Sjphonariadse, ii 461-462. 

 Siphonophora, i 481 ; ii 161-162 ; iii 



ig, 327; iv 103-104. 



Siphonops annulatus, i 255 ; iii 



^213-214. 



Siphons, of molluscs, i 320, 334. 335 : 

 ii 96, 249-250, 331, 336, 395, 462; iii 

 219, 220, 221, 410, 411; iv 40. 



Siphon-Worms, i 304, 433-434 : ii 



T49-150. -59--60, 410; iii 230: iv 439. 



— liristl\-, i 433; ii 149-150. Sec :il>u 

 lliisilL'-'lail. [317. 



Siphuncle, of pearly nautilus, i 316- 

 SipUnCUlUS nudus. See Siphon- 

 \\\<rms. 



Siredon Mexicanus, i 249. 

 Sirenia, i 68, 101-102; and see Sea- 

 Cows. 

 Sirenidse. See Salamanders, siren 



Siren lacertina, 1249; ii457; iii 48- 



Sirex augur, iii 3S7, [49, 213. 



— gigas, i 371; ii 203; iii 386-387. 

 Siricidee, iv 195. 



Siskin, i 156. [[illust. . 



Sitaris humeralis, iv 192- 193 

 Sitones lineatus, iv 354. 

 Sitta csesia, i 157; ii 187; iii 264,4:^4. 



Skater, common, ii 124. 



— pond-, i 354 ; ii 123 (illust, ), 440; iii 

 29 (illust.). 



Skates, i 2S4, 287-288 (illust.); ii 90, 

 3S6 : iii 44, 424 (illust.); iv 39, 27S. 

 348. 



Skeleton {see also Endoskeleton, 

 E.xoskeleton, Shell, Scales, Cara- 

 pace, Sic): 



— axial, i 26-29, 



— influence of, on development of 

 breathing organs, ii 412-414. 



— acorn-headed worm, i 30T, 



— amphibians, i 239-241 (illust.), 251- 

 253 (illust.); lit 183 (illust.). 



— ascidians, i 298. 



— birds, i 143-146 (illust.) ; iii 265 

 (illust.), 298-299 (illust.); iv 475-476. 



Skeleton {Co>u.) 



— echinodcrnis, i 452, 455, 456-458, 

 460, 462, 464; iii 355; and see Test. 



— fishes, i 259-261 (illust.), 271. 



— invertebrates, higher, i 303; iij 14. 



— lanceiet, i 294, 295. 



— mammals, i 25, 26-32 (illust.); Iii 14, 

 79 (illust.), 83-84, 132-135 (illust), 

 141-143, 190-191 (illust.), 236 (illust.), 

 237, 293-294 (illust.); iv 473-475 

 (illust.). 



— moss-polypes, i 436, 437. 



— reptiles, 1 192-199 (illust.), 204, 205- 

 207, 213-215, 221-222, 228-230 ; iii 

 no illust.), 124 (illust.), 309: IV 46S- 

 471 (illust. J. 



— sponges, i 484. 485, 4S6, 487. 



— vertebrates, i 60-62, 302-303. 



— — land, iii 119-120 illust.}. 

 primitive, 1 292-293. 



— zoophytes, i 475, 476, 477, 478, 4S0; 

 iii 32S- 



Skeleton shrimps, i 415 (illust.); 



ii 142. 404-405; ill 277 ^illust.}. 



Skimmers, ii 52. [53-54- 



Skin l.and see E.\oskeleton\ i 44-4=,, 



— amphibians, i 23S-239, 245, 247, 251, 

 255; iii 214. 



— fishes, i 258-259, 263, 284, 291, 292. 



— mammals, i 25. 



— molluscs, i 313. 



— peripatus, i 399. 



— reptiles, i 220, 226, 228. 



Skin-glands, i 23S-239; ii 435. 



Skink, common, i 225 ; ii 76, 77 



liilust.); iii 207-208 (illust.), 2S2. 

 Skinks, i 221, 225; ii 75-76; iii 207- 



20S. 

 Skip-Jacks. S^-e Beetles, click-. 

 Skua, comnioii ur great, i 168 (illust.); 



— long-tailed, i 168. [ii 52. 



— pomatorhine, i 168. 



— Richardson's, i 168; ii 52. 

 Skuas, i 16S; ii 52 (illust.). 

 Skull, amphibians, i 239. 252. 



— birds, i 143; ii 242 illust,). 



— fishes, i 259, 271. 



— mammals, i 27-28 (illust.). 66, 79 

 (illust.), 103; ii 7 (illust.), 16 (illust.), 

 31 (illust.), 176 (illust.). 



— reptiles, i 193, 205-206, 209, 210. 

 215, 227, 229. [354. 



Skunk, American, ii 301-303 (illust. '■, 

 Skunks, i 97; iii 247. 



Skylark, i 156: iii 455 lillust.), 456, 



46S-469 (illust.); iv 40S. 



Slade, R., iii 194. [104, 4^3. 



Slime-glands, i 399: ii 134, 360; iii 

 Slipper Animalcule, i 4S9, 492-493 



iillust.) ; ii 266, 361-362 ; iii 5, 6 

 illust. 1, 323-325 (iilust.). 

 Sloth, three-toed, ii 178-179 (illust.); 



iii 256, 481 iiWust.), 482. 

 — ■ two-toed, i 136 (illust.); ii 179-1S0. 

 Sloths, i 14, 136; ii 178-iSo, 295, 322, 



327; iii 254, 256; iv 75. 



— ground-, iii 256; iv 473-474. 



Sloth-Bear, iv 334. 

 Slow-Worm, i 223-224. 

 Slug (and see Slugsl: 



— black, i 328; ii 199-201 \illust-), 247, 

 434; iv 348 (illust.). 



— great, ii 199-201. [(illust.). 



— gfey field-, \ 328 ; ii 247 ; iv 34S 



— red. ii 200 (illust.). 



Slugs, i 317, 326, 328 : ii 96-100, 199- 

 201, 247, 292, 296, 306-307, 330, 357, 



Slugs {Co7ii.) 



374. 382.. 393-397, 432-434, 459-462; 

 iii 33-36, 217-219, 412-417; iv 31, 35^ 

 88-89, 214. 



— land-, i 328; and see Slug. 



— .sea-, i 324, 326; ii 100, 306-307, 382; 



Smeathman, iv 125. [iii 36. 



Smell, organs and sense of, Iv 24, 30— 

 32, 402-403. 



— amphibians, iv 32 (illust.). 



— birds, i 149, 1S2-1S3. 



— crustaceans, i 409; iv 30-31 (illust.). 



— fishes, i 261, 265, 272; ii 422-423; 

 iv 3i-32._ 



— insects, i 350; iv 30-31 iillust.), 164. 



— mammals, i 55-56 (illust.); ii 227; iv 

 140-142. 



— molluscs, i 310-311 ; iv 31 (ilUist.). 



— myriapods, iv 30-31 iillust.). 

 Smelt, common, i 282 ; iv 275, 276 

 Smew, i 177. [ illust.). 

 Smith, Anderson, iii 426; iv 324. 

 Smith, Fred., i 7; ii 115, 156; iii 42S; 

 Smith, S. L, ii 140. [iv 154. 

 Smooth Hound, i 285. 



Snail (and see Snails;: 



— Alpine, ii 200 (illust,). 



— apple-, ii 460-461 (illust.). 



— bush, ii 200 (illust.). 



— field, ii 200 (illust.). 



— garden, i 326-328 (illust.); ii 196,. 

 ^9% 335, 433; i'i i'^4. 414; i^' 18 

 (illust.), 31, 45. 58. 



— glass, iii 180-181. 



— hedge, ii 200 (illust.). 



— operculate land-, ii 200 (illust.). 



— pond-, i 328; ii 434; iii 34, 104, 106, 

 414; iv 18 (illust.). 



— purple, i 320-321; ii 96-97 (illust), 

 394-395;_i'' 4'^ (illust.), 416; iv 34S. 



— river-, i 320; iii 414; iv 17-18 

 (illust.). 



— Roman, i 328; ii 200 (illust.). 



— round-mouthed, ii 200 (iilust.). 



— South American land-, iii 414. 



— stone, ii 200 (illust.). 



— trumpet-, i 328; ii 434; iii 414, 



— violet-, iii 413 (illusL). 



— wuriii-, iii 413-414. 



Snails and see Snail), i 307-311, 317- 

 32S; ii 96-100, 199-201, 247, 2S7, 330, 

 335-336, 373, 393-397, 432-434, 459- 

 462; iii 33-36, 104-108, 180-iSi, 217- 

 219, 412-417; iv 17-18, 29, 31, 35, SS- 



— comb-gilled, i 318-321. [S9, 214. 



— fore-gilled, i 318-324; iii 34-35. 



— hind-gilled, i 317, 324-326; iii 34, 

 35-36. 



— land-, i 326-328; ii 199-291 (illust.); 

 iii 414- [461-462. 



— lung, i 317, 324, 326-328; ii lOQ, 330, 



— sea-, i 307-311 (illust.), 318-326- 

 (illust.); ii 278, 285, 287, 2S8, 336; 

 iii 412-413: iv 397-39S, 451: (illust.). 



— shieid-gilled, i 318, 322-324. 



— wing-footed, i 325-326; iii 35-36 

 (illust. ■, 412; iv 451 (illust.). 



Snake (and see Snakes): 



— jKsculapian, iii 270. 



— American black, iii 270. 



— Brazilian wood-, iii 270, 271 (illust. 1. 



— coral, i 232, 234; ii 79, 303, 311; W 

 339- 



— coral cylinder, iii 211; iv 432. 



— corn, iv 328, 



— egg-eating, iv 421. 



— European blind, i 236. 



