16fi HYMENOPTEHA. 



67. Megachile flavipennis. B.M. 



Female. Length 7 lines. — Black, head and thorax very 

 closely jnuictured, the pnncturing strongest on the thorax and 

 running into each other, forming on the anterior jjortion iiTC- 

 gular transverse rngose striation ; the face ahovc the clypeus as 

 high as the anterior stemnni clotlied with a short black ])ubes- 

 cence ; the clypeus rugose, mandiljles very stout, covered with 

 elongate ])inictures, quadridentate. Thorax, the disk thinly 

 covered with short fulvous piibesceuce, on the sides of the meta- 

 thorax it is longer, more dense, and of a ])aler colour ; wings 

 yellow, their apical margins fuscous, the uervures and outer 

 niai-gin of the tegulse rufo-testaceous ; legs ferruginous. Ab- 

 domen thinly clothed with rufo-fulvous pubescence, that on the 

 basal segment being pale fulvous, jjarticularly at the sides ; the 

 margins of the segments have a fascia of rufo-fidvous pubes- 

 cence, beneath at the base clothed with fulvous and at the apex 

 with ferruginous pubescence. 



Male. — This sex only differs from the female in having some 

 pale pubescence, the anterior margin of the clypeus being bearded 

 with pale yellow pubescence ; the antennte arc attenuated to- 

 wards their apex, the apical joint compressed. 

 Hub. Africa. 



68. Megachile .^thiops, n. s. B.M. 

 Female. Length 7 lines. — Black, the head and thorax closely 



and strongly punctured, the clypeus produced, its anterior mar- 

 gin waved, the mandibles very stout at their base and acute at 

 their apex, not toothed ; on the cheeks at the base of the man- 

 dibles is a short obtuse spine. Thorax nearly naked, a little 

 sooty -black pubescence at the sides of the metathorax ; wings 

 very dark fuscous, palest at their apical margins, and having a 

 violet iridescence ; legs black, the anterior and intermediate 

 tibiae have a short, acute, stout spine at their apex,, above which 

 as well as the claws are ferruginous. Abdomen short, very con- 

 vex above, the pubescence black, very sparing above ; closely 

 punctured, and towards the apex having some larger punctures 

 intermixed ; the apical segment beneath smooth and shining, 

 the sides broadly grooved, the groove roughened and pubescent. 

 Hob. Africa. 



69. Megachile mystacea. B.M. 



Apis mystacea, Fahr. Syst. Ent. p. 385. 41 ; Ent. Syst. ii. 336. 



97, ? {Cab. Banks Mus. Linn. Soc). 

 Anthophora mystacea, Fabr. Syst. Piez. p. 377- 24. 



Obs. Four species are contained in the collection of the British 



