i 3 6 H - Friese, 54 



distance from the transverse cubital, which is roundly, broadly curved. Metanotal area closely, uniformly 

 reticulated. L. 6— 7 mm. 



Clypeus strongly punctured, the punctures clearly separated. Face weakly, sparsely punctured. Front 

 and vertex opaque, finely, closely, coriaceous. Pro- and mesonotum and scutellum shining, obscurely, sparsely 

 punctured. Pleurae opaque, alutaceous, the apex of the meso-obscurely striated above, below minutely punctured ; 

 the metaclosely, finely, not very distinctly punctured. Metanotum not bordered by keels. Abdomen smooth, 

 the segments not depressed; the rima obscure rufous. 



Kapland — Grahamstown im September. 



Halictus flavovittatus Kirby. 

 1900 Halictus flavovittatus Kirby, in: Bull. Liverp. Mus., Vol. III, p. 20. 



Von Sokotra. 



Beschreibung mir nicht zugänglich! 



Halictus foanus Vachal. 

 1899 Halictus foanus Vachal, in: Bull. Mus. Paris, p. 233. 



Vom Zambesi. 



Beschreibung mir nicht zugänglich! 



Halictus frontalis Sm. 



1853 Halictus frontalis Smith, <$, in: Cat. Hym. Brit. Mus., Vol. I, p. 53. 



d. Black, head and thorax closely punctured, clypeus much produced, coarsely punctured, face below 

 the insertion of the antennae covered with fulvous pubescence; flagellum beneath fulvous towards the base. 

 Thorax covered with fulvous pubescence, most thinly so on the disk; wings subhyaline, nervures testaceous, 

 stigma palest, 2. submarginal cell quadrate; tibiae and tarsi as well as the femora beneath, fulvous. Abdomen 

 elongate, apical margins of the segments having a band of white pubescence, 1. interrupted, at the apex a few 

 long fulvous hairs. L. 5 lines (= 1072 mm). 



Afrika. 



Halictus geigeriae Cockll. 

 1908 Halictus geigeriae Cockerell, $, in: Entomologist, p. 35. 



?. Black; with, short greyish- white hair; head rather large, dull, and finely roughened ; clypeus produced ; 

 flagellum short, only faintly brownish beneath; mesothorax dull, with close minute punctures, except on each 

 side of the middle, where they are sparse, though the surface still remains dull, the middle line of the mesothorax 

 is quite strongly sulcate, and the punctures are dense along this depression; sides of thorax with rather copious 

 white hair; tegulae black or very nearly so; area of metathorax well defined, minutely but very strongly 

 cancellate; scutellum obtusely bigibbous; heart-shaped posterior face of metathorax with sharp borders; legs 

 black, with coarse white hair; last tarsal Joint rufous; hind spur of hind tibia serrate, the teeth evident; wings 

 dusky hyaline, not yellowish; stigma and nervures piceous; third t. c. and second r. n. weakened; first r. n. 

 joining second s. m. at its extreme apex, but not quite meeting the second t. c; abdomen moderately shining, 

 the punctures very minute; triangulär patches of white pubescence at lateral bases of segments 2 to 4, very 

 conspicuous; no apical bands, and the apical margins black like the rest. L. 6V 4 mm. 



