} 
4 
INDEX. 
Spizella, 263. 
sponsa, Aix, 73. 
Spoonhill, Roseate, 91. 
Sporophila, 286. 
spraguei, Anthus, 329. 
spurius, Icterus, 237. 
squamata, Callipepla, 136. 
squamosa, Columba, 148. 
Squatarola, 126. 
squatarola, Squatarola, 126. 
Starling, 230. 
Starnoenas, 151. 
Steganopodes, 59, 380. 
Steganopus, 108. 
Stelgidopteryx, 295. 
stellaris, Cistotherus, 342. 
stellata, Gavia, 25. 
stelleri, Cyanocitta, 222. 
stelleri, Polysticta, 78. 
Stellula, 204. 
stephensi, Passerella iliaca, 278. 
stephensi, Vireo huttoni, 302. 
Stercorariide, 33. 
Stercorarius, 34. 
Sterna, 42, 44. 
Sternine, 42. 
Sternula, 45. 
Stilt, Black-necked, 109. 
Stint, Long-toed, 115. 
stolidus, Anoiis, 47. 
streperus, Chaulelasmus, 69. 
striata, Dendroica, 315. 
striata, Melospiza lincolni, 276. 
striatulus, Astur atricapillus, 156. 
stricklandi, Loxia curvirostra, 245, 
strigata, Otocoris alpestris, 220. 
strigatus, Chondestes grammacus, 
260. 
Striges, 168, 390. 
Strigide, 169, 390. 
Strix, 169. 
struthionoides, Palzonornis, 393. 
.Sturnella, 235. 
Sturnide, 230. 
Sturnus, 230. 
subarcticus, Bubo virginianus, 175. 
f 
subis, Progne, 290. 
subruficollis, Tryngites, 124. 
subvirgatus, Passerherbulus nelsoni, 
259. 
suckleyi, Faleo columbarius, 165. 
suecica, Cyanosylvia, 365. 
Sula, 60, 380. 
sulcirostris, Crotophaga, 180. 
Sulide, 60, 380. 
sulphuratus, Pitangus, 209, 210. 
superbus, Cardinalis cardinalis, 282. 
superbus, Meleagris, 388. 
Surf-bird, 131. 
surinamensis, Hydrochelidon nigra, 
47. 
Surnia, 176. 
swainsoni, Buteo, 159. 
swainsoni, Helinaia, 305. 
swainsoni, Hylocichla ustulata, 361. 
swainsoni, Vireosylva gilva, 299. 
Swallow, Bahama, 294. 
Bank, 294. 
Barn, 292. 
Cliff, 291. 
Cuban Cliff, 292. 
European, 292. 
Lesser Cliff, 291. 
Mexican Cliff, 292. 
Northern Violet-green, 293. 
Rough-winged, 295. 
San Lucas, 294. 
Tree, 293. 
Swan, Trumpeter, 89. 
Whistling, 89. 
Whooper, 89. 
Swift, Black, 200. 
Chimney, 200. 
Vaux’s, 201. 
White-throated, 201. 
Sylviide, 355, 374. 
Sylviine, 355. 
,Synthliboramphus, 29. 
TACHINA, Petrochelidon lunifrons, 291. 
Tachybaptus, 23. 
_Tachycineta, 293. 
