smartweed, Polvgonum pemtsyluanicum (plant), 79-81, 



112,113 

 snail, Gastropoda (moUusk), Table 3-1, 184-185, 265, 



286, 338-339, 367-368 

 snail, fresh-water, 43-44, 47, 51, 52, 53, 54, Table 



5-3, 55, 57, 66, 70-71, 74, 81, 82, 84, 85, 87, 89- 



90, 90, Table 3-1, Table 6-2, Table 7-1, 



Table 13-1, 146, 147, 173, 319, 349 

 snail, land, 9, 38, Fig. 9-7, Fig. 9-14, 96, 97-98, 99, 105, 



113, 114, 114-115, 124, 130, 132-134, 134, 136, 138, 



Table 8-2, 148, 155, Table 9-7, 171, 252, 258-259, 



259, 265, 270, 296-297, 299, 299-300, 310, 313, 319, 



338, 348-349, 349, 363 

 snail, marine, 352, 356, 357, 362-364, 363, 364, 365,365- 



366, 366, 368 

 snake, Reptilia, 110, 114-115, Table 9-7, 185, 215, 249, 



268, 271, 271-272, 282, 299, 313, 337-338, 339, 349 

 snake, black rat, Elaphe obsoleta, 296-297 

 snake, boa, Lichaniira roseofusca, 336 

 snake, brown, Storeria dekayi, 297-298 

 snake, bull, Pitiiophis catenifer, 336, Table 25-1 

 snake, Butler's garter, Thamnopliis butleri. 249 

 snake, chicken, Elaphe qmdrivittata. 298 

 snake, commonking, Lampropeltis getulus. 336 

 snake, corn, Elaphe guttata, 336 



snake, eastern hognose, Heterodon platyrhinos , 109-110 

 snake, garter, Thamnophis sirtalis, 125, 249, 249, 297- 



298, 310 

 snake, leaf-nosed, Phyllorhynchus browni, 336 

 snake, long-nosed, Rhinocheilus lecontei. 337 

 snake, milk, Lampropeltis doliata. 297-298 

 snake, Plains garter, Thamnophis radix, 125 

 snake, red-bellied, Storeria occipitomaculata, 296-297 

 snake, ribbon, Thamnophis sauritus, 249, 297-298 

 snake, rough green, Opheodrys aestivus, 298 

 snake, smooth green, Opheodrys uerrmlis, 297-298 

 snake, southern hognose, Heterodon simus, 298 

 snake, striped whip, Masticophis taeniatus, 337 

 snake, tiger, Notechis scutatus. Table 25-1 

 snake, water, Matrix, 86 



snake, western blind, Leptotyphlops humilis. 336 

 snake, western shovel-nosed, Chioruictis occipitalis, 336 

 snake, whip, Masticophis flagellum, 336 

 Solenodon. /«sec//t'ora(mammal), 270 

 solitaire, Townsend's, Myadestes toumsendi (bird), 307 

 sora, Porzaiia Carolina (bird), Table 7-4 

 sotol, Dasyliiion (plant), 333 

 souslik, Citellus (mammal). Table 25-1 

 sowbug {see Isopoda) 

 Spargaivum, bur-reed (plant), 92 

 sparrow, Fringillidae (bird), 187 



sparrow, Bachman's4iwo/)/»7a aes/zya/is, 298, Table 8-6 

 sparrow, black-chinned, Spizella atrogularis, 312 

 sparrow, black-throated, /I w/)/»s/>/2a bilineata. 335-336 

 sparrow. Brewer's, Spizella brewerii. 337 

 sparrow, chipping, Spizella passerina. Fig. 23-3, 109- 



110, 297-298 

 sparrow, field, Spizella pusilla, 297-298, Table 8-6 

 sparrow, fox, Passerella iliaca, 306 

 sparrow, golden-crowned, Zonotrichia atricapilla. 183- 



184 

 sparrow, grasshopper, Ammodramus savannarum, 125, 



326, Table 8-6 



464 index 



sparrow, Harris', Zonotrichia querula. 306 

 sparrow, Henslow, Passerherbulus henslowii. 125 

 sparrow, house. Passer domssticus, 145-146, 189 

 sparrow, lark, Chonestes grammacus, 109-110, 317 

 sparrow, Lincoln's, Melospiza lincolnii, 302-303, 306 

 sparrow, rufous-crowned, Aimophila ruficeps, 312 

 sparrow, sage, Aniphispiza belli, 337 

 sparrow, savannah, Passerculus sandwichensis, 306, 321 



322, 326 



sparrow, seaside, Ammospiza maritima, 298 



sparrow, sharp-tailed, Ammospiza caudocuta, 368 



sparrow, song, Melospiza melodia, Fig. 12-5, 150, Table 

 15-5, 259, 297-298, Table 7-4 



sparrow, swamp, Melospiza georgiana. Table 7-4 



sparrow, tree, Spizella arbor ea, 306 



sparrow, vesper, Pooecetes gramineus, 109-110, 125, 

 326 



sparrow, white-crowned, Zonotrichia leucophrys ,306-308 



sparrow, white-throated, Zonotrichia albicollis, Fig. 12-5, 

 Table 23-1 



sphaeriids (see clams, fingernail) 



sphagnum, Bryophyta (moss), 92, 316 



Sphenodon. lizard-like reptile, 155, 270 



spider, Araneida .31-38, 38, 81, 85, Fig. 8-9, Fig, 9-14, 

 Table 3-1, 96, 104-105, 109, 113, 114, 114-115, 124, 

 130, 131-132, 134, 135, 136, Table 7-1, Table 8-3, 

 146-147, 147, Table 9-6, Table 9-7, Table 9-8, 198, 

 246, 248, 258-259, 310, 311-312, 319, 320, 322, 322- 



323, 337, 347-348, 349 

 spider, spined, Argiopidae, Fig. 9-9 



spider, tarantula, Eurypelma californiciim, 336 



spider-wasp, Pompilidae, 249 



spike-rush, Eleocharis (plant), 79-81 



sponge, fresh-water, Spongillinae, 8, 43-44, 44, 54, 55, 



66-67, 87-88, Table 3-1, Table 6-2, 188 

 sponge, marine, Porifera, Table 3-1, 352, 354-356, 357, 



360, 363, 364 

 springbok, Antidorcas marsupialis (mammal), Table 25-1 

 springhaas, Pedetes coffer. Table 25-1 

 springtail, Collembola (insects), 39, 81, 85, Fig. 9-6, 



Table 3-1, 131-132, 134, Table 7-1, Table 9-8, Table 



11-1, 319, 322, 348-349 

 spruces, Picea (tree), 23-24, Fig. 8-14, 121, Table 7-6 



165, Table 20-1, 282, 284, 286, 289, 291 

 spruce, black, Picea mariana, 92, Fig. 7-5, Table 7-6, 



302, 209-310 

 spruce, blue, Picea pungeus, 302 



spruce, Engelmann, Picia engelmannii , Fig. 9-5, 302 

 spruce, Sitka, Picea sitchensis, 302 

 spruce, white, Picea glaiica, 230, 320, 309-310 

 squid. Cephalopoda (mollusks), 358-359, 359, 360, 361 

 squirrel, Sciuridae (mammal), 135-136, 149, Table 9-7, 



Table 27-2, 177, 183, 187, 228-229, 229 

 squirrel, Abert, Sciurus aberti, 148 

 squirrel, African ground, Xertis, Table 25-1 

 squirrel, Arctic ground, Sperophilus undulatus, 318,320 

 squirrel, Beechey's ground, Citellus beecheyi, 127 

 squirrel, Columbian ground, Citellus columbianus, 24-3 

 squirrel, Douglas', Tamiasciurus douglasii, 307, 308 

 squirrel, fox, Sciurus niger, 113, 114, 140-141, 177, 190, 



297-298 

 squirrel, Franklin's ground, Citellus franklinii. Table 



9-4 



