ALCA ARCTIC A 
P U F F I N. 
i ^ in mi i ii) lyi'ii ii in n il ■ ' ' ' — - 
Generic Character. See Alca impennis. 
Synonyms. 
Alca Arctic a. Lin, Sjfl, i, p, 211. 4. 
Puffin. Br. ZooL 2. 232. Ih^fol. 135. tab. H. Laih, 
Syn. 5. p. 314. 3. Mont. Orn, Di5i, Bewick's 
Br, Birds ^ Pt. 2. p. 155, 
JL HIS fpecies weighs from twelve to fourteen ounces, 
and is in length about thirteen inches, and in breadth about 
twenty inches. The bill is of a triangular form with flattened 
furrowed fides j it meafures at the bafe, from the top of th© 
upper mandible to the underfide of the lower, about one inch 
and three quarters, and from the bafe to the tip an inch and 
a half ; the bafe of the bill is encafed in a kind of flieath, 
which is elevated, and has an infinite number of fmall punc- 
tures on all its parts, which gives it the roughnefs of a file ; 
the noftrils are placed near the edges of the upper mandible, 
commencing at the fheath, and extending to the firft furrow ; 
the furrows vary in number from three to five, in the one 
from which our defcription was taken, there were but three, the 
ufual number is four in the upper, and three on the lower 
mandible ; 
