58 andrenim;. 



blunt curved tooth, widest in the middle, with the margin rounded ; 

 beneath obscurely rufo-piceous, the basal segment raised and having 

 a central longitudinal keel. 



Hah. Burmah. 



2. Ctenoplectra terminalis. 



Female. Length 4 lines. — Head and thorax black ; abdomen metallic 

 blue, the apex ferruginous, and clothed with fulvous pubescence. 



1 The face and cheeks with whitish pubescence ; the antennae ferru- 

 ginous, the flagellum fuscous above ; the head strongly punctured, 

 the clypeus and labrum coarsely so. Thorax globose, closely and 

 finely punctured above ; the sides of the metathorax with whitish 

 pubescence ; wings hyaline, with dark-brown nervures ; legs ob- 

 scurely rufo-piceous, their pubescence black ; the posterior tibiae 

 and basal joint of the tarsi with a thick scopa of black pubescence. 

 Abdomen smooth and shining ; the first segment with a few scat- 

 tered punctures at the base ; the second segment with a transverse 

 waved row of punctures in the middle ; the two following segments 

 punctured at their base, the fifth entirely punctured and fringed 

 with fulvous pubescence ; beneath, the fourth and following seg- 

 ments fringed with fulvous pubescence. 



Hal. Natal. 



MEGACILISSA, Smith. 



1. Megacilissa vestita. 



Male. Length §\ linjes. — Black and densely pubescent. The face 

 and cheeks have a yellowish-white pubescence, that on the vertex 

 is fuscous. The thorax clothed with short, dense, fulvous pubes- 

 cence ; the abdomen covered with the same above ; on the meta- 

 thorax the pubescence is longer and paler ; on the entire body 

 beneath the pubescence is white, faintly tinged with yellow ; at 

 the sides of the abdomen above the apical margins of the segments 

 are fringed with white, only visible when viewed sideways ; the 

 tibiae and tarsi ferruginous ; wings hyaline, the nervures black. 



Hah. Peru. 



2. Megacilissa tenuimarginata. 



Male. Length 8| 

 first segment of the abdomen densely clothed with rich fulvous 

 pubescence ; the clypeus and scape of the antennae yellow. The 

 pubescence on the sides of the thorax, beneath, and on the legs 

 fulvous, but paler than that on the disk ; the legs ferruginous, the 

 posterior pair dark rufo-piceous and with fuscous pubescence out- 

 side, that on the tarsi within bright ferruginous ; wings fulvo- 



