158 HYMENOPTERA. 



43. MEGACHILE FIMBRIATA, n. s. 



Male. Length 5| lines. Black, the face densely clothed with 

 white pubescence, the flagellum ferruginous beneath ; the man- 

 dibles very broad to about half their length, whence they are 

 abruptly narrowed. Thorax, the disk thinly covered with a short 

 fulvous pubescence, at the sides of the metathorax it is long and 

 pale ; wings subhyaline, their apical margins clouded ; the an- 

 terior legs pale ferruginous, their tarsi dilated, pale ferruginous, 

 and having a marginal fringe, white at the base and fulvous at 

 its outer margin, the coxae armed with stout spines ; the inter- 

 mediate and posterior legs dark ferruginous, their tarsi fringed 

 with long white hairs. Abdomen, the pubescence at the sides 

 cinereous, the basal segment has a fringe of short bright fulvous 

 pubescence, on the other segments it is paler, and on the apical 

 one it is very short and cinereous ; the apex has a deep depression 

 in the middle, bidentate in the centre and crenulated at the 

 sides. 

 Hab. The Gambia. (Coll. F. Smith.) 



44. MEGACHILE IMITATA, n. s. B.M. 



Female. Length 6 lines. Black, the face has a sooty-black 

 pubescence, the clypeus anteriorly broadly emarginate ; man- 

 dibles longitudinally sculptured, having two or three grooves to- 

 wards their apex, which is obsoletely bidentate, the tooth at the 

 apex rounded ; wings fuscous, at the sides of the metathorax a 

 little fulvous pubescence, on other parts of the thorax it is sooty- 

 black ; on the legs above it is pale fulvous, and on the tarsi 

 beneath bright fulvous ; the calcaria and claws ferruginous. Ab- 

 domen entirely covered with fulvous pubescence. 



Male. Coloured as in the other sex, the face clothed with 

 long white pubescence. Thorax, the tegulse rufo-testaceous, the 

 anterior femora, tibiae and tarsi, and the apical joints of the in- 

 termediate and posterior tarsi, ferruginous ; the posterior legs 

 covered with cinereous pubescence, as well as the thorax and 

 abdomen beneath. 



Obs. This species in general appearance closely resembles M. 

 mystacea and M. rufventris, particularly the male : the most ap- 

 parent differences are pointed out. 

 Hab. South Africa. (Dr. A. Smith.) 



45. MEGACHILE CYANIPENNIS. 



Megachile cyanipennis, Guer. Icon. Reg. Anim. p. 450; Voy. 



Abyss. (Lefeb.) vi. 363. 

 Hab. Senegal, (Coll. F. Smith.) 



