Genus Xi/locopa, 261 



20. Xylocopa nif/rita. 

 Apis nif/rita, Fabr. Ent. Syst. ii. 316, ?. 

 Xylocopa niyrita, Fabr. Syst. Piez. 340 ; St. Farg. 



Hym. ii. 179 ; Gerst. Von der 



Deck. Reis. in Ost-Afrika, iii. 



pt. 2, Wissensch. Theil. 314. 



Female. — The pnbescence on the iace, anterior legs, 



and sides of the abdomen white ; on the other parts of the 



insect it is black. 



Male. — Fulvo-ochraceons, with fulvoiis pubescence ; the 

 coxas, pectus, base of the anterior and intermediate femora, 

 as well as the posterior pair, black. Length of each sex 

 about fourteen lines. 



The sexes were bred by Herr Gueinzius of Natal, who 

 forwarded the nest to the British Museum. 

 Hah. — Sierra Leone ; Natal ; Angola. 



21. Xylocopa calens. 

 Xylocopa calens, St. Farg. Hym. ii. 196, 2. 



The female is black, with the thorax above and the first 

 segment of the abdomen bright citron-yellow. The male 

 has the head, thorax, tibia? and tarsi clothed with yellow 

 pubescence, that on the latter is long and has a ferruginous 

 tinge ; the tarsi ferruginous, the antennre rufo-piceous, the 

 scape yellow beneath, the flagellum fulvous, the anterior 

 margin of the clypeus, and sometimes a line down its 

 centre, more or less distinct, and a minute spot at the base 

 of the mandibles, yellow ; wings dark brown, with a violet 

 iridescence. Abdomen : at the base the pubescence is 

 yellow, beyond inclining to olive, and at the apex it is 

 black ; the apex of the posterior tibire and first joint of the 

 tarsi with black pubescence ; the wings slightly fuscous, 

 and with a violet iridescence ; the nervures ferruginous. 

 Length of the female nine lines ; of the male eight, 



Hab. — Madagascar. 



*22. Xylocopa cupripennis. 



Male. — Length 8 lines. Black ; head much narrower 

 than the thorax ; the pubescence on the head, thorax, and 

 base of the abdomen at the sides, griseous ; the head and 

 thorax closely punctured and shining ; the abdomen with 

 a blue tinge, particularly so at the base ; the apical mar- 

 gins of the segments narrowly rufo-piceous ; wings sub- 



