502 
SPATULA, lii. 217, 
Spatula, iii. 215, 218. 
capensis, iii, 218. 
—— clypeata, ili. 218. 
—— clypeata, iii. 219. 
platalea, iii. 218. 
—— rhynchotis, iii. 218. 
Spectacle Owl, iii. 28. 
SPEOTYTO, iii. 31. 
Speotyto, iii. 4, 33. 
cunicularia, iii. 31. 
—— cunicularia, iii. 32. 
—— —— guadaloupensis, iii. 32. 
— — hypogea, iii. 31. 
, var. hypogea, iii. 31. 
hypogea, iii. 82. 
Spermagra erythrocephala, i. 294. 
SPERMOPHILA, i. 350. 
Spermophila, i. 347, 351, 358, 354, 
357, 361. 
albogularis, i. 355. 
—— atriceps, i. 352. 
aurita, 1. 354. 
badiiventris, 1. 355. 
cinerea, 1. 356. 
collaris, i. 554. 
corvina, i. 355. 
corvina, i. 356, 357. 
Jortipes, 1. 354. 
—— grisea, 1. 356. 
grisea, i. 351. 
—— gutturalis, i. 354. 
—— gutturalis, 1. 351, 355. 
—— — pallida, i. 355. 
—— hicksi, i. 354. 
hoffmannt, 1. 354. 
intermedia, i. 356. 
—— lineata, i. 354. 
luctuosa, 1. 855, 
— minuta, i. 351. 
minuta, i, 355. 
—— moreleti, i. 352. 
—— moreleti, i. 350, 353. 
parva, i, 857. 
—— schistacea, i. 356. 
semicollarts, i. 354. 
—— torqueola, i. 351. 
torqueola, i, 352. 
SPHENOPROCTUS, ii. 321. 
Sphenoproctus, ii. 249, 
—— curvipennis, ii. 322. 
—— pampa, ii. 321. 
pampa, ii. 322. 
Sphenotelus, i. 219. 
Sphyrapicus, ii. 426. 
—— nuchalis, ii. 429. 
— thyroideus, ii. 430. 
INDEX. 
Sphyrapicus varius, ii, 427. 
SPHYROPICUS, il. 426. 
Sphyropicus, ii. 427, 430, 431. 
—— nuchalis, ii. 429. 
—— nuchalis, i. 427, 430. 
ruber, ii. 429, 
—— thyroideus, ii. 430. 
—— thyroideus, ii. 427. 
—— varius, ii. 427, 
—— varius, ii, 428, 429, 430. 
, var. nuchalis, ii. 429. 
williamsoni, 11. 430. 
Spilornis, iii. 111. 
Spinites atrigularis, 1. 380. 
socialis, i. 877. 
Spinus, 1. 427. 
Spiza, i. 415. 
Spiza, i. 861, 416, 417. 
americana, i. 416. 
americana, i. 417, 418, 424, 
425, 
cirts, i. 865. 
lazulina, 1. 861. 
leclanchert, i, 362. 
townsendt, i. 416. 
-—— versicolor, i. 361. 
SPIZAETUS, ill. 91. 
Spizaetus, iil. 78, 93. 
mauduyto, iii, 92. 
— melanoleucus, ili. 94. 
— ornatus, ili. 92. 
—— ornatus, ili. 93. 
—— tyrannus, i. 93. 
Spizageranus unicinctus, iii. 56. 
Spizastur, 1i1. 98. 
SPIZELLA, i. 876, 
atrigularis, i. 380. 
atrigularis, i. 376. 
—— brewerl, i. 379. 
— breweri, i. 376. 
domestica, i. 377. 
monticola, i. 376. 
pallida, i. 378. 
—— pallida, i. 876, 379. 
, var. breweri, 1. 379. 
pinetorum, i. 378. 
—— pusilla, i. 376, 378. 
—— socialis, i. 377, 
socialis, 1. 876, 378, 380. 
, var. arizona, i. 377. 
worthent, i. 876. 
_ SPIZIASTUR, Ili. 98. 
Spiziastur, ili. 73. 
melanoleucus, iii. 94. 
Sporadinus caniveti, li. 263. 
Sporophila corvina, i. 355. 
crassirostris, i. 434. 
Sporophila gutturalis, i. 354. 
hoffmannit, i. 854. 
intermedia, i. 356. 
—— moreleti, i. 358. 
ochropyga, i. 852. 
— othello, i. 434. 
othello, i. 357. 
Spotted Emerald Tanager, i. 268. 
Spotted-tailed Hobby, iii. 103. 
SQuaTAROLA, iii. 350. 
Squatarola, iii. 851. 
helvetica, iii. 850. 
helvetica, iii. 351, 352. 
Starneenas, iii. 257. 
albifacies, iii. 269. 
STEGANOPODES, ili. 136. 
STEGANOPUS, ili. 395. 
—- tricolor, ili. 395. 
— tricolor, ii. 396. 
—— wilsoni, iii. 396. 
STELGIDOPTERYX, i. 237. 
Stelgidopteryx, i. 289, 240; ii. 7. 
fulvigula, i. 237, 238, 239. 
— fulwipennis, i. 237, 288. 
—— ruficollis, i. 237, 289. 
—— serripennis, i. 287. 
serripennis, 1, 238, 239, 
uropygialis, i. 238. 
—— uropygialis, 1. 237, 239. 
STELLULA, il. 361. 
calliope, ii. 362. 
calliope, ii. 861. 
STENOPSIS, ii. 392, 
. Stenopsis, 11. 882, 893. 
albicauda, ii. 392, 398. 
—— cayennensis, ii. 392. 
cayennensis, 11. 393, 
ruficervix, li, 387, 392. 
Stercorarius, 1. 397. 
parasiticus, iii. 397. 
—- pomatorhinus, iii. 397. 
STERNA, ili. 402, 
Sterna, iii. 408. 
acuflavida, iii, 405, 
aneestheta, ili. 408. 
anestheta, iii. 409, 410. 
anglica, iii, 400. 
antillarum, iii. 410, 
antillarum, iii. 411, 
aranea, iii. 400. 
cantiaca, iii. 405. 
cantiana, ili. 405. 
caspia, iii. 401. 
— dougalli, iii. 404, 
dougalli, iii. 405, 409. 
elegans, iii. 407. 
fluviatilis, iii. 403. 
