Ml' ANDRKNin.F,. 



taccoiis; Ihf enclosed space at tlie base of the nictathorax rugose. 

 Abdomen with a narrow ])uboscent fjiscia at the basal margins of 

 the second Mild third segments, and a slight one on the apical 

 margins ot' the two following segments ; the anal rima margin with 

 palo fulvous ])ubescencc. 



Hah. Hakodate. 



This species closely resembles //. alhipes of Europe. 



0. Halictus albo-zonatus. 



Female. Length Wl lines. — lilack ; head and thorax very finely punc- 

 tured ; abdomen smooth and shining. The clypeus slightly pro- 

 duced, shining, and strongly punctured ; the face with a thin 

 griseous pubescence ; the flagellum of the antennae fulvous beneath. 

 Thorax shining ; the postscutcllum covered with white tomcntum; 

 the metathorax with coarse striae at the base, the rest smooth 

 and shining ; the legs rufo-testaceous, their pubescence white, 

 and the apical joints of the tarsi pale ferruginous ; wings hyaline 

 and iridescent, the nervures ferruginous. Abdomen with the basal 

 margins of the segments with snow-white pubescent fasciae. 



Uah. Punjab. 



7. Halictus torridus. 



Female. Length G lines. — Black, with the basal and apical margins 

 of the first and second segments of the abdomen ferruginous ; the 

 apical margins of the following segments pale testaceous. Head 

 oblong, the clypeus much produced, shining, and strongly punc- 

 tured, the apex usually rufo-piceous ; the sides of the face with 

 short pale fulvous pubescence ; the flagellum bright fulvous towards 

 the apex beneath. Thorax with fulvous pubescence at the sides 

 and beneath, also on the legs, which are rufo-piceous ; wings fulvo- 

 hyaline, their apical margins fuscous, the nervures ferruginous. | 

 Abdomen with a thin pale pubescence, that on the apical segment 

 black. 



Hah. Natal. 



8. Halictus niloticus. 



Female. Length 3 lines.— Bright green. The head wider than the 

 thorax, the vertex wide, rounded laterally, and emarginate behind ; 

 the antennaj, margin of the clypeus, and the mandibles yellow, the 

 latter ferruginous at their apex; the flagellum pale fulvous 

 beneath. The femora rufo-piceous, the tibiae and tarsi pale yellow, 

 with a fuscous stain on the former beneath ; wings hyaline and 

 iridescent, the nervures and tegulae yellow-testaceous. Abdomen 



