7Q Die Bienen Afrikas nach dem Stande unserer heutigen Kenntnisse. 161 



flagellum with a ferruginous streak at base beneath ; palpi dark, tongue rather short, dagger-shaped ; mesothorax 

 shining, with strong and mostly well separated punctures; scutellum prominent but not bigibbous, very shiny, 

 with sparse punctures; area of metathorax plicate basally; tegtüae of ordinary size, ruf o-piceous ; wings strongly 

 infuscated in the apical field, iridescent, nervures and Stigma piceous, 2. s. m. nearly square, but a little oblique, 

 receiving the 1. r. n. at or very slightly beyond its middle, 3. s. m. large, scarcely shorter than 1.; legs black, 

 slender, tarsi brown, the hind ones quite pallid, legs III not modified; abdomen shining, finely punctured, hind 

 margins of Segments depressed and with thin hair-bands, most of 4 ventral segment depressed and covered with 

 hair. L. 8 1 / 2 mm. 



Ekuiva Valley (Westafrika), Wellmann leg. 1907. 



Nomia producta Sm. from Natal and N. andrei Vach. from the French Congo, also have a claviform 

 abdomen. 



d 



I Clypeus greatly produced, 1. r. n. joining 2. t. c producta Sm. 1 ). 



I Clypeus normal 1 



I Head and mesothorax sculptured alike andrei Vach. 



I Head and mesothorax sculptured quite differently ekuivensis Cockll. 



Nomia calida Westw. 

 1875 Nomia calida Westwood, $, in: Trans. Entom. Soc. London, p. 215, pl. 4, fig. 4. 



?. Nigra, opaca, fusco breviter pubescens, facie aureosericanti, antennis brunneis, subtus fulvis; tegulis 

 fulvis ; abdomine aureo-flavescenti, 5. annulato, apiceque concolori ; pedibus fulvo-flavis, femoribus posticis inflatis, 

 basi fuscis, dente parvo ultra medium marginis externi et inferi armatis, tibiis trigonis, angulo interno apicali 

 acuminato; alis parum fuscis, fulvo-tinctis, venis fulvescentibus. L. 5 lines (= io 1 / 2 mm). 



Africa trop. 



Kigonsera, Delagoa-Bai. 



Nomia dalyana Cam. 

 1905 Nomia dalyana Cambeon, tf$, in: Tr. S.-Afr. Phil. Soc, Vol. XV, p. 244. 



°.ö*. Black; the head, thorax, and base of abdomen covered with long cinereous pubescence; the 

 abdominal segments banded with depressed pubescence of the same colour slightly tinged with fulvous; the 

 last segment ferruginous, its sides covered with pale golden pubescence; legs fulvo-rufous, all the coxae, 

 trochanters, the fore femora above and below, the middle entirely, the hinder broadly above and a large mark 

 on the basal half of the middle tibiae on the outer side, black; wings hyaline, tinged with fulvous, the apex of 

 both fuscous-violaceous ; the Stigma fulvous, the nervures blackish. L. 10 mm. 



The male hind femora are greatly swollen, broadly rounded above, straight below, with a short, stout, 

 oblique tooth in the middle; the hind tibiae narrow at the base, becoming gradually wider towards the apex, 

 which, on the lower side, is produced into a bluntly rounded process, more than twice the width of the base of 

 the metatarsus, which is simple, of uniform width, and not longer than the other joints united. Antennae black, 

 the scape covered with long fulvous hair. Head closely punctured, more strongly, rugosely on the front. 

 Mandibles fulvo-testaceous, black at the apex. Thorax more strongly and not quite so closely punctured as the 



1) Nomia producta Smith = Trichostoma nach Cockerell. Daher 2 Trichostoma {Balietus produchis Sm. 1855 und 

 Nomia producta Sm. 1875?). [Für Nomia producta = Trichostoma nomiaeformis Cockerell n. n.] 



