Sandpiper, Pectoral 39, 40 



Purple 39,43 



Red-backed 29, 41 



Semi-palmated 38, 41 



Solitary 38,42 



Spotted 38,42 



Stilt 38, 40 



Western 38, 41 



Western Solitary 38, 43 



White-rumped 39, 40 



Sapsucker, Red-naped 58, 60 



Williamson 58, 60 



Yellow-bellied 58, 59 



Saxicola aenanthe leucorhoa 116 



Sayornis phoebe 67 



saya 67 



Scoter, American 24, 29 



Surf 24, 29 



White- winged 24, 29 



Scotiaptex nebulosa 55 



Seiurus aurocapillus 104 



motacilla 104 



noveboracensis notabilis . . . 104 



Selasphorus platycercus 63 



rufus 63 



Setophaga ruticilla 106 



Shoveller 25,27 



Shrike, Northern 94, 95 



Loggerhead 94, 95 



White-rumped 95 



Sialia arctiea 116 



mexicana bairdi 115 



sialis 115 



Siskin, Pine. . 77, 84 



Sitta canadensis Ill 



carolinensis \ . . . Ill 



carolinensis nelsoni Ill 



pygmsea Ill 



Snipe, Wilson 38, 39 



Solitaire, Townsend 113, 114 



Sora 36 



Sparrow, Bachman 80, 92 



Baird 82, 86 



Brewer : ..81,88 



Cassin 80,92 



Chipping 81,88 



Clay-colored 81, 88 



Dakota Song 80, 90 



English 81,84 



European Tree 81 



Field 81,88 



Fox 82,90 



Golden-crowned 80, 92. 



Grasshoper 82, 86 



Harris 80, 87 



Henslow 79, 86 



Intermediate 80, 87 



Lark 79,87 



Leconte 79,86 



Sparrow, Lincoln 80, 90 



Mountain Song 80, 92 



Nelson 79,87 



Sage 81,92 



Savanna 82, 85 



Slate-colored 82, 90 



Song 80,89 



Swamp 80,90 



Tree 81,87 



Vesper. . . .: 82,85 



Western Chipping 81, 88 



Western Field. 81, 88 



Western Grasshopper 82, 86 



Western Henslow 79, 86 



Western Lark 79, 87 



Western Savanna 82, 86 



Western Tree 81, 88 



Western Vesper 82, 85 



White-crowned 80, 87 



White-throated 80, 87 



Spatula clypeata 27 



Speotyto cunicularia hypogaea. 56 



Sphyrapicus thyroideus 60 



varius 59 



varius nuchalis 60 



Spinus pinus 84 



Spiza americana 92 



Spizella breweri 88 



monticola 87 



monticola ochracea 88 



pallida 88 



pusilla 88 



pusilla arenacea. . : 88 



socialis 88 



socialis arizonan 88 



Squatarola squatarola 44 



Steganopus tricolor 37 



Stelgidopteryx serripennis 94 



Stercorarius longicaudus 18 



parasiticus 18 



pomarinus 18 



Sterna antillarum 21 



caspia 20 



forsteri 20 



hirundo 20 



maxima 20 



Saradisspa 20 

 t, Black-necked 37 



Strix pratincola 53 



Sturnella magna 74 



magna neglecta 75 



Surnia ulula caparoch 65 



Swallow, Bank 93, 94 



Barn 93,94 



Cliff 93,94 



Rough-winged 93, 94 



Tree 93, 94 



Violet-green 93, 94 



Swan, Trumpter 23, 31 



