I3O ASHMEAD [ I2 4] 



I cannot agree with Herr Handlirsch, of the Hofmuseum, Vienna, 

 Austria, who has reduced this species to a variety of 2?. terricola 

 Kirby, with which it is not even closely allied. 



BOMBUS CALIFORNICUS Smith. 



Bombus californicus SMITH, Cat. Hym. Brit. Mus., n, p. 400, ?(?, 1854. 

 CRESSON, Proc. Ent. Soc. Phil., n, p. 97, c? ?, 1863. CRESSON, Trans. 

 Am. Ent. Soc., vn, p. 230, 1879. CRESSON, Syn. Hym. North America, 

 p. 307, 1887. HANDLIRSCH, Ann. Hofmus. Wien, in, p. 243, 1888. 

 DALLA TORRE, Cat. Hym., x, p. 513, 1896. 



Bombus vosnesenski RADOSZKOWSKI, Bull. Soc. Nat. Moscou, xxxv, p. 589, 

 T. 6, f. 2, 1863. 



Bombus flavifrons SMITH, Lord's Naturalist in Vane. Isl., II, p. 34, 1866. 



Bombus columbicus DALLA TORRE, Cat. Hym. Wien. Ent. Zeitg., ix, p. 139, 

 1890. 



Type in British Museum. From Sitka (teste Handlirsch) . 



BOMBUS NEVADENSIS Cresson. 



Bombus pennsylvanicus CRESSON, Proc. Ent. Soc. Phila., II, p. 94, c? (nee De 



Geer), 1863. 

 Bombus nevadensis CRESSON, Trans. Am. Ent. Soc., v, p. 102, 9^, 1874. 



CRESSON, Rep. Geogr. & Geol. Surv. looth mend., v, p. 728, PI. 34, f. 



5, 1875. CRESSON, Syn. Hym. North Am., p. 308, 1887. HANDLIRSCH, 



Ann. Hofmus. Wien, in, p. 245, T. 10, f. 3, 11, 1888. DALLA TORRE, 



Cat. Hym., x, p. 538, 1896. 



Type in collection of the American Entomological Society. From 

 Alaska (U. S. Coast and Geodetic Survey), Nevada, Utah, Colorado. 



BOMBUS PROXIMUS Cresson. 



Bombus proximus CRESSON, Proc. Ent. Soc. Phila., n, p. 98, , 1863. 

 Bombus howardii var. proximus CRESSON, Trans. Am. Ent. Soc., VII, p. 231, 



1879. CRESSON, Syn. Hym. North Am., p. 308, 1887. 

 Bombus terricola var. proximus HANDLIRSCH, Ann. Hofmus. Wien, in, p. 

 234, 1888. DALLA TORRE, Cat. Hym., x, p, 559, 1896. 



Type in collection of the American Entomological Society. From 

 Alaska (U. S. Coast and Geodetic Survey). 



BOMBUS NEGLECTULUS sp. nov. 



Female. Length 17 mm. Black and clothed with a black pubes- 

 cence, except as follows : The anterior portion of the thorax above, 

 and a small spot just in front of the tegulae are clothed with a pale 

 yellowish pubescence ; the scutellum has two tufts of yellowish pubes- 

 cence but mixed with black hairs on their inner margins, while the 

 third dorsal abdominal segment at apex and laterally, and the fourth 

 entirely are clothed with a fulvo-rufous pubescence. 



