764 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 
corner of the nasal cuirasses. This piece seems to correspond to 
the ‘orlet’? of the bill of the Fraterculine.” (4) A small depressed 
and angle-shaped space behind and below the ‘‘orlet” and above 
the cuirass, between these two pieces and the feathering’’* 
Plumage and coloration.—Adults with a line of elongated acicular 
erectile white feathers, originating immediately beneath lower eye- 
lid and extending thence obliquely backward and downward across 
side of head to below the auricular region. Head, neck, upper parts, 
sides, and flanks plain dusky; rest of underparts white. 
Range.—Coasts of the northern Pacific Ocean, Bering Sea, and ad- 
jacent parts of Arctic Ocean; south in winter to California and 
Kuril Islands: (Monotypic.) 
PHALERIS PSITTACULA (Pallas). 
PAROQUET AUKELET. 
Adults in breeding plumage (sexes alike).—Upper parts plain dull 
slate-blackish, gradually passing into dark hair brown or grayish 
fuscous on chin, throat, and foreneck (sometimes chest also), the sides 
and flanks uniform grayish fuscous; rest of underparts immaculate 
white, the chest, however, usually more or less clouded with grayish 
fuscous; whole undersurface of wing plain grayish brown (between 
hair brown and fuscous), some of the larger coverts (sometimes, at 
least,) with a narrow shaft-streak and small terminal spot of grayish 
white; elongated acicular plumes extending in a line from lower 
eyelid backward and downward across auricular region, white; 
bill orange-red or salmon-red (darker in dried skins), the nasal shield 
dark horn color, the tomial tumor pale flesh color (in life); iris white; 
legs and feet pale bluish gray or bluish white (in life), the side of 
tarsus and toes blackish, webs blackish centrally, and joints of toes 
dusky; interior of mouth whitish.® ; 
Winter plumage.—Similar to the summer (breeding) plumage, but 
throat, foreneck, sides, and flanks white, like rest of underparts, 
or partly so, and white auricular plumes wanting. 
Young.—Similar to the winter plumage, but bill smaller and 
duller red (inclining to brown), and entire underparts, including 
throat and foreneck, immaculate white. 
Downy young.—Above uniform deep brownish gray or sooty gray- 
ish brown, the chin, throat and chest similar but paler; rest of under- 
parts pale brownish gray. 
@ Quoted from Stejneger, Bull. U. S. Nat. Mus., no. 29, 1885, 41. 
b Stejneger, Bull. U. S. Nat. Mus., no. 29, 1885, 40. 
