INDEX 



Shrike, White-rumped 248 



Sialia arctica 182 



mexicana anabelae 182 



bairdi 182 



occidentalis 182 



sialis 182 



" azurea 182 



Simorhynchus cristatellus 47 



pusillus 47 



pygmaeus 47 



Siskin, Pine 225 



Sitta canadensis . : 246 



carolinensis 246 



aculeata 246 



atkinsl : . . .246 



lagunae 246 



nelsoni 246 



pusilla 246 



pygmaea 246 



" leuconucha 247 



Sittidae 294 



Skimmer, Black 11, 60 



Skua 51 



Skylark 297 



Smew 262 



Snakebird 73 



Snipe, European 265 



Great 266 



Wilson 105 



Snowflake 251 



McKay 251 



Pribilof 251 



Solitaire, Townsend 247 



Somateria dresseri 82 



molissima borealis 82 



spectabilis 82 



v-nigra 82 



Sora ! 20, 98 



Sparrow, Acadian Sharp-tailed 225 



Bachman 221 



Baird 224 



Belding Marsh 223 



Bell 228 



Black-chinned 219 



Black-throated 249 



Botteri 221 



Brewster 228 



Brown Song , 229 



Bryant Marsh '. 223 



California Sage 300 



Cassin 221 



Chipping 222 



Clay-colored 228 



Desert 249 



Sparrow, Desert Song 229 



Dusky Seaside 226 



English 219 



Field 222 



Fisher Seaside 226 



Florida Grasshopper 224 



Forbush 226 



Fox : 231 



Golden-crowned 227 



Grasshopper 224 



Gray Sage 228 



Henslow 224 



Harris 219 



Heerman Song 229 



Intermediate 227 



Ipswich . . . 225 



Kadiak Fox 231, 301 



Lagoon 224 



Laguna 220 



Large-billed 223 



Lark 218 



Leconte 225 



Lincoln 226 



Macgillivray Seaside 226 



Mendocino Song 301 



Merrill Song 226 



Mountain Song 229 



Nelson 225 



Nevada Savannah ,. .300 



Nuttall 227 



Pine Woods 221 



Vesper 221 



Rock 220 



Rufous-crowned 220 



Rufous-winged 220 



Rusty Song 230 



Sage 228 



Samuel Song 230 



San Benito 224 



San Clemente Song 230 



San Diego Song 230 



Sandwich 223 



Savanna 223 



Scott 220 



Scott Seaside 226 



Seaside 226 



Sharp-tailed 225 



Shumagin Fox 231 



Slate-colored 231 



Song 229 



Sooty Fox 231, 301 



Stephen 231 



St. Lucas 223 



Suisun Song 300 



351 



