of 
BIRDS OF NORTH AMERICA. 743 
FAMILY V.— ALCID, Vigors. 
GENUS I.— MORMON, Illiger. — PUFFIN. 
470. Mormon cirrhatus, Lath. — Tufted Puffin. 
Bill, yellowish red; ridge, bright red; feet, bright red; two tufts of 
loose feathers on sides of head behind the eye ; face, white ; upper parts, 
brownish black, glossed with blue ; lower, sooty brown, tinged with gray 
on the abdomen ; part of the sides and under wing-coverts, gray:sh brown. 
Male, 15, 224. Habitat, Arctic Seas. 
Mormon cirrhatus, Bonap. Syn, p. 429. Mutt. ii. 539. ud. iii. 364; plate 249; 
Syn. p. 342. 
471. Mormon glacialis, Leach. — Large-billed Puffin. 
Bill and feet, orange yellow; sides of head and lower parts, white ; 
upper part of head, light brownish gray, tinged with lilac; a broad collar 
extending to the lower mandible, of a dark grayish brown tint below, 
gradually passing into brownish black, glossed with blue; primary quills 
and their coverts, brownish black ; part of sides and under wing-coverts, 
grayish brown. Male, 13,243. Habitat, Bay of Fundy. Rare. 
Mormon glacialis, Bonap. Syn. p. 430, Nutt. ii. 541, Aud. iii, 599; plate 293; 
Syn. p. 343, 
472. Mormon arcticus, Zinn. —Common Puffin. 
Basal rim and first ridge of both mandibles, dull yellow; intervening 
space, grayish blue; the rest, bright red; feet, vermilion; throat and 
sides of head, grayish white ; upper parts, grayish black, tinged with blue ; 
middle of neck and upper parts, deep black, glossed with blue; under parts 
white ; sides,dusky. Male, 113, 23. Habitat, from Georgia to Labrador. 
Nests in holes in the ground. Eggs, white, 24 by 13. 
Mormon arcticus, Bonap. Syn. p. 430, Nutt. ii. 542. Aud. iii. 105; plate 213; 
Syn. p. 342, 6 
GENUS Il.—ALCA, Linn.— AUK. 
473. Alca impennis, Linn. — Great Auk. 
Feet and bill, black; grooves in latter, white ; head, neck, and upper 
parts, black ; throat and sides of the neck, tinged with chocolate brown, 
the wings with grayish brown; head, hind neck, and back, glossed with 
olive green; fore part of neck below and all lower parts, white, as are a 
large oblong patch before the eye, and the tips of the secondary quills. 
Adult, 29, 274. Habitat, Newfoundland. 
Alea impennis, Nutt. ii. 553. Aud. iv. 316; plate 3415 Syn. p. he 
474. Alca Torda, Linn. — Razor-billed Auk. 
Bill, black, with a white band across each mandible; feet, head, neck, 
and upper parts, black; head, hind neck, and back, glossed with olive 
sreen; throat and sides of neck, tinged with chocolate; lower parts, 
white ; white line froin eye to the bill. Male, 17, 295. Habitat, from 
Maine north. Eggs laid on bare ground, two, 3} by 2t, white, blotched 
with reddish brown. . E 
Alea Torda, Bouap. Syn. p. WA. Mutt. ti. 517, Aud. iii, 1125 v. 628; plate 214; 
Syn. p. 345, : 
