132 ASHMEAD [ I2 6] 



Type. Cat. No. 5719, U. S. Nat. Museum. From Nushagak River 

 (Chas. W. McKay). Received through U. S. Dept. Agric. 



BOMBUS COUPERI Cresson. 



Bombus couperi CRESSON, Proc. Acad. Nat. Sci. Phila., p. 185, ?, 1878. 

 CRESSON, Syn. Hym. North Am., p. 307, 1887. DALLA TORRE, Cat. 

 Hym., x, p. 515, 1896. 



Type in collection of the American Entomological Society. Popof 

 Island, July 2, 4 ; Seldovia, July 7 ; Nushagak River (Chas. W. 

 McKay). All sexes are represented. 



BOMBUS OREGONENSIS Cresson. 



Bombus oregonensis CRESSON, Proc. Acad. Nat. Sci. Phila., p. 185, $, 1878. 

 CRESSON, Syn. Hym. North Am., p. 308, 1887. DALLA TORRE, Cat. 

 Hym., x, p. 538, 1896. 



Type in collection of the American Entomological Society. Fox 

 Point, July 20 ; Kodiak, July 20 ; Juneau, July 25 ; Seldovia, July 

 26 ; Popof Island, July 4. 



BOMBUS FRIGIDUS Smith. 



Bombus frigidus SMITH, Cat. Hym. Brit. Mus., II, p. 399, $ tf, 1854. CRES- 

 SON, Proc. Ent. Soc. Phila., n, p. 100, ? J 1 , 1863. PROVANCHER, 

 Add. Fn. du Can. Hym., p. 341. DALLA TORRE, Cat. Hym., x, p. 

 521, 1896. 



Sombus carriei GREENE, Ann. Lye. Nat. Hist. New York, vn, p. 170, 1860. 



Type in British Museum. From Kukak Bay, July 4. 



This species is found in Arctic America, Hudson Bay Territory, 

 throughout British Columbia to Vancouver Island and in some high 

 altitudes in the United States mountains of Colorado and New Mexico. 



BOMBUS SITKENSIS Nylander. 



Bombus sitkensis NYLANDER, Notis Saellsk. faun, et fl. Fenn. Forh., I 

 [Adnot.], p. 235, 9 Ji, 1848. CRESSON, Proc. Ent. Soc. Phila., n, p. 

 102, $ g, 1863. DALLA TORRE, Ber. naturw. mediz., Ver. Innsbr., 

 xn, p. ii, <5\ 1882. CRESSON, Syn. Hym. North Am., p. 309, 1887. . 

 HANDLIRSCH, Ann. Hofmus. Wien, in, p. 232, 1888. DALLA TORRE, 

 Cat. Hym., x, p. 549, 1896. ASHMEAD, Fur Seals and Fur Seal 

 Islands, IV, p. 336, 1899. 



Bombus prunella COCKERELL, Ann. & Mag. Nat. Hist. (7), vi, p. 391, 1899. 

 Kukak Bay, July 4. Siberia : Bering Island (Dr. L. Stejneger) ; 



Copper Island (Barrett-Hamilton). New Mexico (T. D. A. Cock- 



erell); White Mts. 



