Index 
Greater 
Manx 
Pink-footed 
Slender-billed 
Sooty 
Townsend’s 
Wedge-tailed 
Sheldrake, Ruddy 
Shoveller 
Shrike, California 
Island 
Loggerhead 
Northern 
White-rumped 
Sialia currucoides 
mexicana anabelse 
“ bairdi 
occidentalis 
sialis sialis 
“ fulva 
Siskin, Pine 
Sitta canadensis 
carolinensis carolinensis 
aculeata 
atkinsi 
“ lagunse 
nelsoni 
pusilla 
pygmasa pygmsea 
“ leuconucha 
STtidae 
Skimmer, Black 
Skua 
Skylark 
Snakebird 
Snipe, European 
Great 
Wilson’s 
Solitaire, Townsend’s 
Somateria dresseri 
mollissima borealis 
spectabilis 
v-nigra 
Sora 
Sparrow, Acadian Sharp-tailed... 
Alameda Song 
Aleutian Song 
Bachman’s 
Baird’s 
Belding’s 
Bell’s 
Black-chinned 
Black-throated 
Botteri’s 
Brewer’s 
Brown’s Song 
Bryant’s 
Cassin’s 353 
Chipping 345 
Clay-colored 355 
Dakota Song 355 
Desert 351 
Desert Song 354 
Dusky Seaside 342 
English 
Field 348 
Florida Grasshopper 340 
Forbush’s 356 
Fox 356 
Gambel’s 343 
Golden-crowned 343 
Grasshopper 338 
Gray Sage 352 
Harris’s 342 
Heermann’s Song 354 
Henslow’s 340 
Ipswich 337 
Kadiak Fox 357 
Kenai Song 355 
Laguna 353 
Large-billed 338 
Lark 342 
Leconte’s 340 
Lincoln’s 356 
Louisiana Seaside 341 
Macgillivray’s Seaside 342 
Merrill’s Song 355 
Mountain Song 354 
Nelson’s 341 
Nuttall’s 343 
Oregon Vesper 335 
Pine Woods 352 
Rock 353 
Rufous-crowned 353 
Fufous-winged 353 
Rusty Song 354 
Sage 352 
Samuel’s Song 354 
San Benito *. . 338 
San Clemente Song 355 
San Diego Song 355 
San Lucas 338 
Santa Barbara Song 355 
Savannah 337 
Scott’s 353 
Scott’s Seaside 341 
Seaside 341 
Sharp-tailed 340 
Shumagin Fox 357 
Slate-colored Fox 357 
Song 354 
Sooty Fox 357 
Sooty Song 355 
Stephen’s Fox 357 
64 
64 
65 
66 
66 
65 
66 
93 
94 
378 
378 
376 
376 
378 
450 
450 
450 
450 
448 
448 
332 
432 
431 
431 
431 
431 
431 
432 
432 
433 
431 
58 
36 
297 
77 
140 
143 
143 
442 
103 
102 
104 
103 
133 
341 
355 
337 
352 
338 
337 
351 
348 
351 
352 
346 
355 
337 
467 
