344 ALCIDZ, AUKS.—GEN. 326, 327. 
470, f. 1 (fig. 2, of supposed young, is B. kittlitzii) ; Brachyrhamphus 
_ antiquus Cass. in Bp., 916; S. antiquus Cours, 1. c., 56. Brachyrhamphus 
brachypterus BRANDT; Cass. in Bp., 917; Cours, 7. c. 67. . . ANTIQUUS. 
Temminck’s Guillemot. Adult in the breeding season crested. White 
superciliary stripe advancing far in front of the eye. Bill slenderer and more 
acute, scarcely or noé $ as deep at base as long, yellow, with black on culmen. 
Fic. 231. Temminck’s Guillemot. Adult. Fic. 232. Temminck’s Guillemot. Young. 
Young (and adult each winter?), uncrested, bill black; above nearly 
uniform cinereous, below entirely white except along the sides: this is 
Brachyrhamphus hypoleucus Xantus; Cougs, 1. c. 64; Exuior, pl. 72; 
Uria craveri SaLtvapor1; Cours, /. c. 66; Exxuior, Introd. No. 172, with 
fig. of head. Whole Pacific Coast to Cape St. Lucas, abundant. JB. tem-. 
minckit Cass. in Bp., 916; S. wurmizusume Cougs, I. c. WURMIZUSUME. 
326. Genus BRACHYRHAMPHUS Brandt. 
* ,* Tarsi little compressed, entirely reticulate, obviously shorter than the middle 
toe without its claw; bill shorter than head, very slender and acute, with inflected 
tomia; nostrils minute, overlaid by feathers. No crest. 
Marbled Guillemot, or Murrelet. Adult in summer blackish, singularly 
variegated with chestnut or rusty, and white; bill black; adult in winter 
plumbeous, the feathers with darker centres, the scapulars and entire under 
parts, excepting some dark touches on the flanks, pure white. Length 
9-10; wing 5; tail 14; tarsus and bill ? or less. Pacific Coast to Cala. 
Uria townsendii Aup., vii, 278, pl. 475 (winter and summer, not old and 
young as supposed) ; Uria marmorata Nutt., ii, 525; B. marmoratus Cass. 
in Bp., 915; Cougs, 1. c. 61; B. wrangeli Branpr; Cass. in Bp., 917; 
Cougs, l. c. 63 (winter, not different species as supposed) . MARMORATUS. 
Kittlitz’s Murrelet. Described as differing from the foregoing by its much 
shorter bill (only 1 along gape), deeper at base, and lateral tail feathers 
white, black-striped lengthwise. N. Pacific. Unknown to me ; no recognized 
specimens in American collections. JB. kittlitzii Branpt, 1837, 346; 1869, 
213; Cass. in Bp., 917. Brandt holds that Audubon’s fig. 2 of pl. 470 
represents this species. ?Uria brevirostris Vicors, Zool. Journ. vi, 1827, 
3503 Voy. "Blossom ro2-0 asa) iel Weert ee) ee) opt Oa nie 
327. Genus URIA Brisson. 
* .*Tarsi entirely reticulate, little, if any, shorter than middle toe without its 
claw ; bill straight, smooth, about equal to tarsus ; nostrils incompletely feathered ; 
ae 
