550 APiD.E. 



and shining. Blaek, with long black pubescence ; the legs bright 

 testaceous ; the wings fulvo-liyaline. 



J and 9 smaller, similar ; the J differing only in having longer 

 legs. 



Ihih. Sjlhet ; Sikhim, 2000-8000 ft. ; Taoo plateau, 4000 ft. ; 

 Moolayit,' 5000 ft.; Tenasserim. $. Length 28-31; exp. 56- 

 5y mm. $. Lenrith 15-21 ; exp. 33-40 mm. 



965. Bombus flavescens, Smith, Trans. Ent. Soc. n. s. ii, 1852, p. 45, 



J ; I)aU. Ton: Cat. x, p. 520. 



5 . Head and face someu hat narrow and elongate ; the vertex, 

 the space between the eyes and base of the mandibles (but not the 

 cheeks), and the clypeus bare, smooth and shining ; the rest of the 

 head, the thorax, and abdomen densely pubescent ; the anal seg- 

 ment convex, bare and punctured. Head, thorax, and abdomen 

 covered with long bright pale yellow pubescence; the legs bright 

 reddish testaceous ; wings hyaline, very slightly fuscescent, and 

 dai-kening towards the apex. 



c? similar, slightly larger. 



Bab. Chiisan, China; Sikhim, above 10,000 ft. ^. LengtJi 

 12-15 ; exj). 25-28 mm. d" . Length 17 ; exp. 33 ram. 



966. Bomhus melanurus, Lejyel. Hym. i, p. 469, $ § ; Ball. Tory. Cat. 



X, p. 5."5;j. 

 Bombus altaicns, Erersni. Bull. Sue. Nat. Moae. xix, pt. 1 (184(3), 

 p. 430, pi. iv, fig. 1 ; Smith, 2nd YarJc. Miss., Hym. p. 9. 



$ or ^ . Head and face elongate ; front pubescent ; vertex, 

 cheeks, and clypeus finely punctured : space between eyes and 

 base of mandibles smooth and polished ; thorax and abdomen 

 densely pubescent ; apical four segments of the latter more or less 

 bare in the middle above and punctured. Black ; the pubescence 

 on the head in front blackish mixed with griseous ; on the occiput, 

 thorax, and basal two segments of the abdomen bright yellow ; 

 on the legs and apical four segments of the abdomen jet-black, on 

 the tarsi of the legs slightly rufescent ; wings fusco-hyahne and 

 violaceous. 



Hah. Syria; Siberia; Pangong Valley, Ladak. ^. Length 12; 

 exp. 26 mm. 1 have only seen a single ^ of this species. The 

 5 is said to be 27 mm. long. 



967. Bombus assamensis, n. sp. 



^ • Head and face narrow elongate ; the vertex, the space 

 between the eyes and the base of the mandibles, and the clypeus 

 bare, smooth, impunctate ; the clypeus boldly convex ; rest of the 

 head, the thorax, and abdomen densely pubescent ; anal segment 

 above bare and minutely punctured, not carinate. Head, pro- and 

 mesonotum, and apical four abdominal segments with fuscous- 

 brown pubescence, reddish in certain lights ; the sides of the thorax 



