CHECK LIST OF NORTH AMERICAN BIRDS. 55 



254. Peucsea cassini (Woodh.) Bd. b 371. c 1706m. r 228. 



Cassia's Sumnier Finch. 



255. Peucsea ruficeps (Cass.) Bd. b 372. c i7i. R 230. 



Rufous-crowned Summer Finch. 



256. Pencsea ruficeps boucardi (Scl.) Ridg. b — . c — . r 230a. 



Boucard's Summer Finch. 



257. Peucaea carpalis Coues. B — . c iiwis. r 229. 



Bendire's Summer Finch. 



■ 258. Amphispiza bilineata (Cass.) Coues. B 355. c 172. R 224. 



Black-throated Finch. 



259. Amphispiza belli (Cass.) Coues. B 356. c 173. R 225. 



Bell's Finch. 



260. Amphispiza belli nevadensis Ridg. b — . c i73a. r 225a. 



Nevada Finch. 



261. Junco hiemalis (L.) Scl. 6 354. c 174. R 217. 



Common Sno-wbird. 



262. Junco hiemalis aikeni Ridg. B — . c I74a. r 216. 



White-winged Snowbird. 



254. P. cas'-sln-i. To John Cassin, of Philadelphia. 



255. P. ru'-fi-ceps. Lat. rufus, reddish, and -ceps, a termination denoting the head; from 



256. P. r. bou-car'-dl. To Adolphe Boucard, a French naturalist, who collected in Mexico and 



Central America. 



257. P. car-pa'-lls. Gr. Kapiros, fruit, berry, grain; also, the wrist; Latinized as carpus. The 



derivation supposed to be Ktiptpw, I gather, as fruit ; Lat. carpo, I take, seize. The quasi- 

 Latin carpus is only used as signifying the wrist; the adjective carpalis is an arbitrary 

 form, denoting of or pertaining to tlie wrist ; carpus and carpal arc common terms in 

 anatomy. The allusion is to the bright color on the carpal-joint of the bird's wing. 



258. Am-phi-spi'-za bl-lin-g-a'-ta. Gr. af^fpl, on both sides, and tririCa, a finch ; in allusion to 



the close relation of the genus to those about it. See Melospiza, No. 242. Lat. bilineata, 

 two-lined ; bis, twice, and lineatus, striped ; linea, a line : see Linaria, No. 207. 

 This is the Poospiza bilineata of the first ed. of the Check List. 



259. A. bSl'-li. To J. G. Bell, of New York. 



260. A. b. n6v-a-den'-sls. To the Territory of Nevada. It were better written niVarfensjs, in 



Latin, but is directly from the Spanish adjective nerada, snowy, white as snow ; Lat. 

 niceus, snowy, from nix, genitive, niris, snow. The Territory was named for the snow- 

 capped peaks of its Sierras Neva das. 



261. Jun'-co [pronounced yooncoj hi-6-ma'-lIs. Lat. juncns, a reed or rush; cf. jnnrjo, I join, 



junctus, joined; either, reeds growing densely together, or used as withes to bind with? 

 — For hiemalis, see Anorthura, No. 76. 



262. J. h. ai'-kgn-i. To Charles E. Aiken, of Colorado, its discoverer. 



This and several other connecting forms of Junco (Nos. 2G4, 266, 267) are not in 

 the orig. ed. of the Check List. 



