NATURAL SCIENCES OP PHILADELPHIA. 191 



170. Geothylpis trichas, Cab. Maryland Yellow Throat. 



173. Geothlypis Macgillivrayi, Baird. Macgillivray's Warbler. 



177. Icteria longicadda, Lawr. LoDg-tailed Chat. 



183. Helminthophaga ruficapilla, Bd. Nashville Warbler. 



184. Helminthopaga celata, Baird. Orange-crowned Warbler. 

 192. Dendroica nigrescens, Baird. Black-throated Gray Warbler. 

 195. Dendroica Acdubonii, Baird. Audubon's Warbler. 



203. Dendroica /estiva, Baird. Yellow Warbler. 



213. Myiodioctes pusillus, Bonap. Green Black-cap Flycatcher. 



223. Pyranga ludoviciana, Bonap. Louisiana Tanager. 



226. Hirdndo lunifrons, Say. Cliff Swallow. 



227. Hirundo bicolor, Vieill. White-bellied Swallow. 



228. Hirundo thalassina, Sw. Violet Green Swallow. 

 231. Progne pdepdrea, Boie. Purple Martin. 



234. Phainopepla nitens, Sclater. Black-crested Flycatcher. 



235. Myiadestes Townsendii, Cab. Townsend's Flycatcher. 

 238. Collyrio excubitoroides, Baird. White-ruraped Shrike. 

 245. Vireo gilvus, Bonap. Warbling Flycatcher. 



250. Vireo solitarius, Vieill. Blue-headed Flycatcher. 



251. Vireo Cassinii, Xantus. Cassin's Vireo. 



253a. Var. Minus caudatus, Baird. Long-tailed Mocker. 

 256. Harporhynchus redivivus, Cab. California Thrush. 



263. Catherpes mexicanus, Baird. White-throated Wren. 



264. Salpinctes obsoletus, Cab. Rock Wren. 



267. Thryothorus Bewickii, Bonap. Bewick's Wren. 



268. Cistothorus palustris, Cab. Long-billed Marsh Wren. 

 271. Troglodytes Parkmanni, Aud. Parkman's Wren. 



273. Troglodytes hyemalis, Vieill. Winter Wren. 



274. Chamjea fasciata, Gambel. Ground Tit. 

 276. Certhia mexicana, Gloger. Mexican Creeper. 

 278. Sitta aculeata, Cassin. Slender-billed Nutatch. 

 282. Polioptila c^erulea, Sclat. Blue-gray Gnatcatcher. 

 287. Lopiiophanes inornatus, Cassin. Gray Titmouse. 

 294. Parus montanus, Gambel. Mountain Titmouse. 

 298. Psaltriparus minimus, Bonap. Least Tit. 



3C2. Eremophila cornuta, Boie. Sky Lark. 



306. Carpodacus californicus, Baird. Western Purple Finch. 



307. Carpodacus Cassinii, Baird. Cassin's Purple Finch. 



308. Carpodacus frontalis, Gray. House Finch. 

 314. Chrysomitris psaltria, Bonap. Arkansas Finch. 



316. Chrysomitris Lawrencii, Bonap. Lawrence's Goldfinch 



317. Chrysomitris pinus, Bonap. Pine Finch. 



335. Passerculus alaudinus, Bonap. Lark Sparrow. 

 344. Chondestes grammaca, Bonap. Lark Finch. 



346. Zonotrichia Gambelii, Gambel. Gambel's Finch. 



347. Zonotrichia coronata, Baird. Golden-crowned Sparro 



1859.] 



