Sandpipers, the, 381, 382. 
Saperda, 162. 
Sapsuckers, the, 333, 363. 
Sapyga, 173 
Sarcophaga carnaria, 194, 
Sarcophilus ursinus, 418, 
Sarcoptes, 121, 122; S. scabiei, 122; 
the itch supposed to be occasioned 
by different species of, ib. 
Sarcoramphine, 298; sarcoramphus, 
298, 299. 
Sardine, the, 208. 
Sardinella, 209. 
Sargus ovis, 224, 
Sars, the researches of, on the aca- 
lephe, 31; the scyphistoma and 
strobila of, 32. 
Sauria, 14, 271. 
Saurians, fossil, 282. 
Sauroidei, 235. 
Saurophis tetradactyla, 275. 
Saurophthalmoi, 272. 
Saurotherine, 365. 
Saurus mexicanus, 212. 
Sauvegardes, 276. 
Savigny, discovery of, respecting the 
antlia of the butterfly, 136. p 
Saxicavidee, 58. 
Saxicola cenanthe, 337. 
Say, description of the prairie dog by, 
Sceeva pyrastri, 194. 
Scalaria clathrus, 83. 
Scalaris, 83. 
Scalops aquaticus, 473. 
Scansores, 15, 294, 361. 
Scaphidiidee, 155. 
Scaphiopus, 258. 
Scaphirhynchus, 238. 
Scarabeeidee, 156. 
Scarabeus hercules, 149; 8S. tityus, 
157. 
Scaup, the, or black-headed duck, 
386. 
Scelidotherium, 409. 
Scelotes, 272. 
Schizodon, 459. 
Schizothorax, 214. 
Schenherr, divisions of the rhinco- 
phora according to, 160, 161. 
Scieenide, 223. 
Sciaphila literata, 180. 
Scincide, 271, 272. 
Scincus, 14; S. officinalis, 273. 
Sciuridee, 468. 
Sciurus, 15, 470-472. 
Sclerogenide, 222. 
Scolia, 173. 
Scoliidee, 173. 
Scoliopteryx libatrix, 181. 
Scolopacidze, 381; scolopacine, 32. 
Scolopax, 15; S. rusticola, 382. 
Scolopendra, 13, 132. 
Scolopendride, 132. 
Scolytide, 161. 
Scomber vernalis, grex, colias, &c., 
Scomberesocide, 217. 
Scombride, the, 225. 
Scopelid, 212; scopelus, ib. 
Scorpzena scropha, 223. 
Bearpl» the scorpion, 12, 118, 119 126, 
273. 
Scorpionide, 126. \ 
Scoter, the, 386. 
Screamers, the, 382. 
Sculpins, 223. 
Scutellera, 189. 
Scutelleride, 189. 
Scutibranchia, 81. 
Scutibranchiata, 10. 
Seutigera coleoptrata, 130 ; 
ride, 132. 
Scydmenida, 158. 
Scyllaridee, 1165; scyllarine, ib.; scyl- 
larus, ib. 
Seyllini, 241. 
Scylliodontini, 241. 
Seyllium, 241. : 
Scymnini, 242; scymnus, ib. 
Scyphistoma, 32. 
Sea-bass, the, 221. 
Sea-cat, the, or weever, or wolf fish, 
222, 230. 
Sea cow, 432. 
Sea cowcumber, 42. 
scutige- 
INDEX TO ZOOLOGY. 
Sea-eggs, or sea-urchins, 40, 
Sea elephant, sea lion, or sea wolf, 
432, 481. 
Sea-horse, the, 232, 432, 
Sea jellies, 9, 27. 
Sea-nettles, 9, 27. 
Sea-pizeons, the, 388, 
Seal, the, 15; the seals, 480, 481 ; 
length of time which they can re- 
main under water, 66. 
Sebastes norvegius, 223 
Secretary, the, 309. 
Securifera, 170. 
Segestria, 129. 
Selache, 242. 
Selachii, 13, 233, 239. 
Semnopithecus, 497. 
Sepia, 94. 
Sepiide, 94. 
Seps chalcides, 273, 
Serialaria, 54. 
Serica, 157. 
Sericulus chrysocephalus, 344. 
Seroline, 112. 
Serpent-eater, the great, 309. 
Serpenturius, 309. 
Serpents, the, geveral description of 
the anatomical peculiarities of, 261, 
262 ; organs of motion of,262, 263 ; the 
phenomena of reproduction different 
in different species, 263 ; few serpents 
found in a fossil state, ib.; scienti- 
fic exposition of, a matter of consi- 
derable difficulty, ib.; antidotes to 
the bites of, 264, 265; only two ve- 
nomous species in the middle and 
northern states, 267. 
Serpula, 100. 
Serpulide, 100. 
Serricornia, 157. 
Sertularia abietina, polyzonalis, and 
operculata, 27. 
Sertularide, 27. 
Sesia, 182; S. fuciformis, 183. 
Setophaga _ ruticilla, mitrata, 
346. 
Shad, the, 209. 
Shark, the, 13; 
242, 
Sheat fish, the, 216. 
Sheep, the, 453. 
a aan the, 224; the three-tailed, 
28. 
Sheldrake, the large, or merganser, 
387. 
Shell lac, obtained from a species of 
coccus, 186. 
Shells, structure of, 50; bivalve, uni- 
valve, and spiral, different forms of, 
and technical terms applied to, 51, 
52, 56, 57, 68; the sexes among 
the unionine distinguishable by | 
the, 70. 
Sheltopusik, the. 275. 
Shovel-fish, the, 238. 
Shoveller, the, 386. 
Shrewmole, the, 473; the shrews, 
ib. 
Shrikes, the, 348, 349. 
Sialia wilsoni, 338. 
Sialidee, 168. 
Siderotherium, 436. 
Sigaretidee, 88. 
Sigaretus, 88. 
Sigmodon, 464, 465. 
Silkworms, the, 181. 
Silphide, 155. 
Siluride, 216. . 
er glanis, 216; S. electricus, 
fs 
Silver fish, the, 215. 
Simia, 15; 8. troglodytes, 497. 
Simiz platyrrhini, 494; S. catarrhini, 
496; simide, ib. 
Siphneus, 464. 
Siphonaptera, 143. 
Siphonophoride, 131. 
Siphonops, 261. 
Siphonostoma, 104, 147. 
Sipunculidea, 42. 
Sipunculus, 10, 42. 
Siredon mexicanus and maculatus, 
Zaks 
Siren, 252. | 
Sirenidia, 429. 
Sirenoidei, 239. 
&e., 
the sharks, 240- 
xill 
Siskin, the, 357. 
Sitta, 15; 8. curopwa, 3335 sittin, 
332. 
Sivatherium, 448. 
Skip-jack, the, 226, 
Skippers, 194. 
Skunk, the, 486. 
Skylark, the, 358. 
OOT7 
wel. 
Sloths, the, 410. 
Slow worm, the, 272; innocuous na- 
ture of, ib. 
Smelt, the, 212. 
Smerinthus, 183. 
Smilodon, 490. 
Sminthus, 464, 
Smynthurus, 145, 
Snake bird, the, 390. 
Snakes, the, 268; the black snake, 
269, 270; the garter snake, green 
snake, &c., 270. 
Snapper, the, 223. 
Snapping turtle, the, 288, 289. 
Snipe fish, the, 229. 
Snipes, the, 382, 
Solarium, 85. 
Solaster, 39. 
Soldier bug, 153. 
Sole, the, 220. 
Solea vulgaris, 220. 
Solemya, 58. 
Solemyidie, 58. 
Solen, loncosilla supposed to be a 
species of, 59. 
Solenidz, 59. 
Solifugee, 125. 
Solipeda, 15. 
Solpuga, 125. 
Sorex, 473. 
Soricide, 473. 
Soridia, 272, 
Sounds, various, emitted by insects, 
140, 141. 
Spalacina, 464. 
Spalacodon, 472. 
Spalacopus, 459. 
Spalax typhlus, 464. 
Spanish fly, 153. 
Sparidee, 224. 
Sparrow, the hedge, 339; the spar- 
rows, 395, 397. 
Sparrow hawks, the, 307. 
Spatangus, 41. 
Spatha, 71. 
Spelerpes, 255. 
Speothos, 487. 
Spermophila crassirostris, 359. 
Spermophilus, 469. 
Spheeridiide, 154. 
Spheeriodactyla, 281. 
Spheroma, 112. 
Spheromide, 112; spheromine, ib. 
Sphargis, 289. 
Sphegide, 173. 
Spheniscine, 388. 
Sphenodon, 410. 
Sphingidee, 182. 
Sphinx, 179, 182; S. pinastri, ligustri, 
convolvyuli, &c., 183. 
Sphyreena barracuda and spet, 222. 
Sphyrna, 243; S. zygzena and malleus, 
241 
Spiculifera, 170. 
Spiders, the, 12, 118, 126; effects of 
the poison of, much exaggerated, 
127; anatomy and method of spin- 
ning of, ib.; various patterns of the 
webs of, ib.; their care of their 
cocoons, 128; food of, ib.; descrip- 
tion of various kinds of, 128, 129. 
Spilornis, 305. 
Spinax, 242, 243. 
Spinicini, 242 
Spio filicornis, 99. 
Spiracula composita and 
201. 
~e 
solitaria, 
Spirula, 94; spirulide, ib. 
Spizaétus, 305. 
Spondylus, 63. 
Sponges, uncertainty whether they 
belong to the animal or vegetable 
kingdom, 9; numerous species and 
endless forms of, 16, 17: growth, 
contents, and various genera Of, 
ib. 
Spongia officinalis, 16; S. usitatissi- 
ma, tubeformis, fistularis, &c., 17. 
951 
