573 



INDEX. 



Sarcopsyllidae, 76. 

 Sarcopsyllus, 76. 

 Sarcoptes, 246. 

 Sarcoptidw, 245. 

 Saturnia, 94. 

 Saturniklee, 93. 

 Satyrinae, 84. 

 Satyrus, 88. 

 Saw-Flies, 15, 16. 

 Saxicava, 415. 

 Saxicavidm, 415. 

 Scale-Insects, 198. 

 Scalaria, 392. 

 Scalariidae, 392. 

 Scallops, 409. 

 Scaphander, 361. 

 Scaphopoda, 400. 

 Scarabmus, 142. 

 Scarites, 132. 

 Schendyla, 208. 

 Schistocerca, 181. 

 Schizochiton, 399. 

 Schizoglossa, 343. 

 Schizonotidas, 218. 

 Schizonotus, 218. 

 Schizopoda, 271. 

 Schizostonia, 470. 

 Sciara, 55. 

 Scirtopoda, 447. 

 Scissurella, 396. 

 Sclerocrangon, 569. 

 Sclerothamnus, 539. 

 Scobiculariidm, 413. 

 Scolia, 33. 

 Scoliidse, 32. 

 Scolopendra, 206. 

 Scolqpendretta, 208. 

 Scolopendridse, 206. 

 Scolopocryptopidas, 206. 

 Scolytidaz, 152. 

 Scorpio, 215. 

 Scorpion-Flies, 162. 

 Scorpionidtr, 215. 

 Scorpions, 204, 211. 

 Scotophilia, 313. 

 Scrobicularia, 413. 

 Scutellera, 188. 

 Scutibranchiata, 394. 

 Scntigcra, 205. 

 Scutigeridse, 205. 

 Scutum, 397. 

 Scyllsea, 356, 359. 

 Scyllaridae, 263. 

 Scyttaridea, 262. 

 Scyllarus, 263. 

 .SV//^// istoma, 495. 

 Scyphomedusse, 492. 

 Sea-Anemones, 474, 495. 

 Sea- Cucumbers, 312. 

 Sea- Fans, 514. 

 Sea-Hares, 363. 

 Sea-Mats, 420, 422. 

 Sea-Mouse, 433. 

 Sea- Pens, 511. 

 Sea-Slater, 276. 

 Sea- Spiders, 248. 

 Sea-Urchins, 308. 

 Segestria, 227. 

 Selenocosmiinas, 225. 

 Semifusus, 376. 

 Semperella, 539. 

 Sepia, 337. 



Sepiidm, 337. 

 Sepiola, 336. 

 Sepioliolm, 336. 

 Septibranch lata, 418. 

 Sergestidse, 271. 

 Sericostomatidee, 162. 

 Serolidce, 274. 

 Serolis, 274. 

 Serpula, 438. 

 Serpulidae, 437. 

 Sesiidm, 100. 

 Shelled Slugs, 343. 

 Shell-Fish, 320. 

 Ship- Worm, 417. 

 Shrimps, 268. 

 Sidlidae, 163. 

 Sialis, 163. 

 Sicyonis, 502. 

 Silk-Sjiinners, 95. 

 Silk- Worm, 95. 

 ,S'i7p7w, 138. 

 SilpMdas, 137. 

 Silver-Fish, 203. 

 Simulia, 58. 



Single-Rayed Sponges. 541. 

 Sij)ho, 376. 

 Siphonaria, 364. 

 Siphonariidm, 364. 

 Siphonophora, 211, 4S1. 

 Sipuncuius, 444. 

 ,s7/vr, 16. 

 Siricidm, 16. 

 Sironidse, 240. 

 Sistrum, 380. 

 Sitones, 149. 

 Sitophilus, 151. 

 Six-Rayed Sponges, 536. 

 Skippers, 92. 

 Slimonia, 251. 

 Slugs, 314. 

 Smerinthus, 97. 

 Smicra, 22. 

 Snails, 345. 

 Snake-Flies, 163. 

 Snout-Moths, 118. 

 Social Wasps, 40. 

 Solariidee, 387. 

 Solarium, 387. 

 Solenidoc, 415. 

 Solenomya, 404. 

 SolenomyidsB, 403. 

 Solifugae, 235. 

 Solitary Bees, 42. 

 Solitary Wasps, 40. 

 Solpuga, 235. 

 Solpugidas. 235. 

 Sparassus, 232. 

 Spathegaster, 19. 

 Sphmrium, 414. 

 Sphasroma, 274. 

 Sphaeromidae, 274. 

 Sphasrotherium, 210. 

 Spheerularia, 452. 

 Sphegidm, 3 1. 

 Sphex, 35. 

 Sphingidee, 95. 

 Sphinx, 98. 

 Spiders, 204, 220. 

 Spider-Shells, 385. 

 Spilographia, 71. 

 Spinach-Moth, 117. 

 Spirachtha, 135. 



Spirifer, 431. 



Spiriferidee, 430. 



Spirostomum, 568. 



Spirostreptidce, 211. 



Spirostreptus, 212. 



Spirula, 338. 



Spirulidse, 338. 



Spisula, 413. 



Spondylitic, 410. 



Spondylus, 410. 



Spongelia, 542. 



Sponges, 526. 



Spongicola, 270. 



Spongillidie, 544. 



Spongiobranchsm, 366. 



Sporozoa, 565. 



Squids, 32S, 334. 



Squilla, 273. 



Squillidse, 272. 



Stag-F.eetle, 141. 



Staghorn-Fly, 72. 



Staircase-Shells, 387. 



Standella, 413. 



StaphylinidsB, 134. 



Star-Fishes, 304. 



Stauropus, 99. 



Stem Saw-Flies, 15. 



Stenopteryx, 75. 



Stentor, 567. 



Stcphalia, 483. 



Stick- Insects, 1S2. 



Stilbum, 26. 



St. Mark's Fly, 58. 



Stomatqpoda, 272. 



Stomoxys, 68. 



Stone-Flies, 171. 



Stone-Lilies, 297. 



Strangalia, 153. 



Stratiomyidse, 61. 



Stratiomys, 61. 



Streptaxis, 343. 



Strepopomatidae, 386. 



Streptocaultis, 516. 



StreptopMurae, 307. 



Strdbila, 495. 



Strombidse, 384. 



Strombus, 385. 



Strongylidae, 453. 



Strongylocentrotus, 310, 311, 31; 



Strophocheilus, 347. 



StrutMolariidm, 385. 



Stylasteridae, 488. 



Styliola, 368. 



Stylocdlus, 241. 



Stylogaster, 64. 



StylommaiopTtora, 342. 



Stijlonychia, 565. 



Stylopidaa, 14S. 



Submytilacea, 410. 



Succinea, 349. 



Succineidae, 348. 



Sun- Animalcules, 559. 



Surcula, 372. 



Swallow-Tails, 91. 



Swift Moth, 103. 



Sycandra, 535. 



Sycon, 536. 



Sycotypus, 376. 



Synapta, 312. 



Synergus, 21. 



Syngamiis, 451. 



Syntomidas, 101. 



