EN DES 
ABBREVIATUS, Buteo, 159. 
aberti, Pipilo, 281. 
abieticola, Phlceotomus pileatus, 192. 
acadica, Cryptoglaux, 172. 
» Acanthis, 247. 
Acanthopneuste, 355. 
, Accipiter, 155, 
achrusterus, Planesticus migratorius, 
364. 
actia, Otocoris alpestris, 220. 
~ Actitis, 124. 
Actochelidon, 43. 
acuflavida, Sterna sandwichensis, 43. 
aculeata, Sitta carolinensis, 345. 
acuta, Dafila, 72. 
acutipennis, Chordeiles, 199. 
adamsi, Gavia, 24. 
adusta, Otocoris alpestris, 220. 
advenus, Baptornis, 378. 
» &chmophorus, 21. 
aédon, Troglodytes, 340. 
« Agialitis, 128. 
zeneus, Quiscalus quiscula, 239. 
eeneus, Tangavius, 232. 
Aéronautes, 201. 
zsalon, Falco, 166. 
estiva, Dendroica, 311. 
estivalis, Peuczea, 270. 
ABstrelata, 54. 
zethereus, Phaéthon, 59. 
/Bthia, 28. 
AMthiine, 27. 
affinis, Euphagus, 391. 
affinis, Heleodytes brunneicapillus, 
335. 
affinis, Larus, 38. 
affinis, Marila, 75. 
affinis, Pocecetes gramineus, 253. 
affinis, Telmatornis, 385. 
affinis, Uria, 379. 
) Agelaius, 233. 
agilis, Ichthyornis, 376. 
agilis, Oporornis, 321. 
agilis, Penthestes carolinensis, 450. 
agleus, Quiscalus quiscula, 299. 
aglaiw, Platypsaris, 207. 
aikeni, Junco, 266. 
aikeni, Otus asio, 173 
Aimophila, 271. 
Aix 7S: 
Ajaia, 91. 
ajaja, Ajaia, 91. 
alba, Guara, 91. 
Alabamornis, 392. 
alascanus, Buteo borealis, 158. 
alascanus, Halisetus leucocephalus, 
163. 
alascensis, Budytes flavus, 328. 
alascensis, Calearius lapponicus, 252. 
alascensis, Nannus, 341. 
alascensis, Penthestes cinctus, 351. 
alascensis, Pinicola enucleator, 242. 
Alauda, 218. 
Alaudide, 218. 
alaudinus, Passerculus sandwichensis, 
254. 
alba, Guara, 91. 
alba, Motacilla, 327. 
alba, Pagophila, 35. 
» Albatross, Black-footed, 48, 
Laysan, 49. 
Short-tailed, 49. 
Sooty, 49. 
Wandering, 370. 
Yellow-nosed, 49. 
albatrus, Diomedea, 49. 
395 
