FISHERIES OF THE UNITED STATES. [42] 
761. Uria columba (Pall.). Pigeon GUILLEMOT. [727.] North 
Pacific (both sides), breeding south to California. 
a. No. 62707. 9 ad. Popoff Straits, Alaska, June 24, 1872; W. H. Dall. 
762. Uria carbo (Pall.). Soory GUILLEMOT. [728.] Northern Japan 
to Unalashka. 
763. Lomvia troile (Linn.). Common GUILLEMOT. [729, 730.] 
North Atlantic; in America, south in winter to coast 
of New England. 
a. No. 517. g ad. Labrador ?; Prof. 8. F. Baird. 
763a. Lomvia troile californica (Bryant). CALIFORNIA GUIL- 
LEMOT. Pacific coast of North America, breeding 
south to Farallone Islands, California. 
a. No. 64305. ¢ ad. Saint George’s Island, Alaska, June 20, 1872; H. 
W. Elliott. 
764. Lomvia arra (Pall.). THICK-BILLED GUILLEMOT. Northern 
parts of North Pacific; Bering’s Sea. 
a. No, 64309. Ad. Prybilov Islands, Alaska; H. W. Elliott. 
b. No. 68334. Pullus. Walrus Island, Alaska; Lieut. G. R. Adams, U. 
S.N. 
764a. Lomviaarra bruennichi (Schleg.). BRUENNICH’S GUIL- 
LEMOT. [731.] North Atlantic; south in winter to 
New Jersey; Arctic Ocean. 
a. No. 71016. Ad. N. lat. 62° 24’, W. lon. 65°; Lieut. W. A. Mintzer, 
U. SN. 
b. No. 18255. Juv. Groswater Bay, Labrador, July 25; Dr. E. Coues. 
