138 H. Friese, 56 



Halictus hotoni Vach. 



1903 Halictus hotoni Vachal, ?, in: Ann. Soc. ent. France, T. LXXII, p. 389. 

 1908 „ „ CocKERBLL, ?, in: Entomologist, p. 35. 



„?. Laete metallico-viridis, funiculo subtus, tegulis, alarum basi, genubus tibiis tarsisque testaceis, tibiis 

 posterioribus et prototarso 3 infuscatis. Albido-hispidulus, segmentis 2 — 4 apice tenue cano fimbriatis. Alae 

 vitreae, nervis flavls. Mesonotum et luniüa segmenti medialis tenuissime punctata vel scabriuscula, area analis 

 segmenti medialis planata inferne tantum marginata, fere haud sculpta, cum toro supero lucida. Calcar 4 spinis 

 decrescentibus. Segmenta tenuissime punctulata. L. 5^3 mm. 



I $ de Monteiro, baie Delagoa, Museum Bruxelles." 



Chi3^aka, Benguella, Septemper ist, 1907; at flowers of Geigeria sp. (F. C. Wellman). Previously 

 known from a single female from Delagoa Bay. The specimen agrees with Vachal's description, except that 

 the anterior tibiae have a suffused dark patch. The general appearance is just like that of H. aureolus Perez 

 but the arrangement of the hair on the abdomen is different. 



Delagoa-Bai und Westafrika. 



Halictus iridicolor Cam. 

 1905 Halictus iridicolor Cameron, $, in: Reo. Albany Mus., Vol. I, p. 186. 



?. Dark green, thickly covered with fulvous pubescence on the head and thorax, with white on the 

 abdomen; the front and vertex blue, streaked with violet; the mesonotum, scutellum and base of metanotum 

 rosy red, streaked with blue. Legs black, thickly covered with white hair, the 4 anterior tibiae and tarsi testaceous 

 in front. Wings hyaline, the stigma and nervures pallid testaceous. Antennae black, the flagellum brownish 

 below. L. 8 mm. 



Base of metanotum closely, minutely punctured, the central area less strongly than the sides. Clypeus 

 strongly, but not closely punctured ; the face slightly punctured. Mandibles broadly ruf o-testaceous in the centre. 

 The hair on the face and clypeus long and white. Head and thorax closely and strongly punctured; the 

 abdomen minutely punctured; the rima dark rufous. 



A robust species. 



Kapland — Brak Kloof. 



HaUctus iridipennis Sm. 

 1853 Halictus iridipennis Smith, cT, in: Cat. Hym. Br. Mus., Vol. I, p. 54. 



d. Black, head and thorax very finely and very closelj' punctured, apex of the clypeus, labrum and 

 tips of the mandibles yellow, flagellum beneath fulvous. Thorax, base of the metathorax coarsely sculptured, 

 not enclosed, postscutellum covered with white pubescence, also a patch on each side behind the wings, tegulae 

 pale testaceous, wings splendidly iridescent, nervures ferruginous; knees and the tarsi pale ferruginous. Abdomen 

 shining, margins slightly depressed, at the basal margin of the 2. segment laterally a patch of griseous pubes- 

 cence; the sides have a scattered griseous pubescence, beneath, margins of the segments piceous. L. 2V4 hnes 

 (= 5 mm). 



Sierra Leone. 



