HALICTTJS. 425 



smooth, the basal segment polished, the apical segments with close, 

 minute, superficial punctures ; head distinctly narrowed, and eyes 

 convergent below, front not carinate ; median segment truncate 

 posteriorly, the sides rounded ; the lunate space at base with coarse 

 outwardly divergent striae. Black, the head and thorax with an 

 obscure chalybeous, the abdomen with a chestnut-brown tint ; the 

 clypeus and front, the cheeks and sides of the thorax, and median 

 segment with soft greyish tomentum, the postscutellum densely 

 covered with the same ; the legs with long pale pubescence, turning 

 yellowish on the tarsi ; a spot on each side at the base of the 1st 

 abdominal segment, and transverse bands at the bases of segments 

 2-5 of greyish pubescence; wings hyaline with a brownish tint, 

 nervures and tegulae pale testaceous. 



c? similar, more slender; the median segment compressed 

 posteriorly and narrowed ; the margins of the abdominal segments 

 constricted ; the apex of the clypeus, the tibiae and tarsi of the 

 anterior legs and the apex of the femora, the base and apex of 

 the tibiae, and the tarsi of the intermediate and posterior legs 

 testaceous white. 



Hub. Upper and Lower Burma in the plains ; Tenasserim. 5 . 

 Length 5-6; exj). 10 mm. c?. Length 7; exp. 11 mm. 



730. Halictus tardus, Cam. Mem. Manch. L. Ph. Soc. xli, 1897. 



S . Head and the abdomen at the base of the segments above 

 very closely and minutely punctured ; mesonotum and scutellum 

 smooth, shining, with a few scattered small punctures ; median 

 segment abruptly truncate at apex, punctured on the sides, with 

 the enclosed space at base obliquely striate ; abdomen broad, the 

 base and apex of segments 2-5 slightly constricted ; whole head, 

 thorax, and abdomen with a soft thin pubescence, denser on the 

 face in front and forming transverse bands at the base of segments 

 2-4 of the abdomen. Shining brownish black, the pubescence 

 greyish white ; wings hyaline, nervures dark brown, tegulte black. 



Hah. Mussooree. ^ • Length 9 ; exp. 18 mm. Type in coll. 

 Eothney. 



731. Halictus dasygaster. (PI. Ill, fig. 7.) 



Vachal, Ann. Mus. Civ. Gen. (2") xiv, 1894, p. 435, ? . 



5 . Head, thorax, and abdomen shining, finely, regularly, and 

 somewhat closely punctured, the punctures rather shallow and 

 finer at the base of the abdominal segments ; head nearly trans- 

 verse, not jnuch elongated ; clypeus very slightly convex ; eyes not 

 or barely convergent below ; mesonotum broad, slightly convex ; 

 median segment roundly steep posteriorly, the lunate space at 

 base with outwardly divergent striao ; abdomen with a subapical 

 transversely impressed line on the basal two segments. Black ; the 

 clypeus aud front, a hne on the pronotum broadening at the 

 sides, the sides of the thorax and of the median segment with 

 hoary pubescence; the postscutellum and transverse bands at the 

 base of abdominal segments 2-4 with yellowish pubescence, the 



