294 Mr. F. Smith's Monograph of the 



tures ; wings subhyaline, their apical margins with a fus- 

 cous cloud, and ha^dng a coppery iridescence. Abdomen 

 evenly and finely punctured above, -with the apical margins 

 narrowly shining, impunctate, and rufo-testaceous ; the 

 apical segment fringed with black pubescence ; on the fifth 

 segment the fringe is white ; the ventral segments have a 

 little, white, marginal fringe on each side. Length six 

 lines. 



Hah. — Venezuela. 



109. Xylocopa nigro-cincta. 



Xylocopa nigro-cincta, Smith, Cat. Hyra. Ins., Apida3, 



ii. 354, 2 . 



The head and thorax black ; the abdomen ferruginous, 

 the apical margins of the segments with black fascia? ; the 

 apical segment black ; the sides ciliated with black pubes- 

 cence ; beneath is a central longitudinal carina ; the wings 

 fusco-ferruginous, with a splendid violet iridescence. 

 Length ten lines. 



Hab, — South America. 



110. Xylocopa viridigastra. 



Xylocopa viridigastra, St. Farg. Hjth. ii. 186, $ ; 



Smith, Cat. Hym. Ins., 

 Apida:, ii. 362. 



Head and thorax black, abdomen blue-black, with bright 

 violet tints, observable in certain lights, the sides thinly 

 fringed with black pubescence ; the entire abdomen has a 

 thin, short pubescence ; the wings fiiscous, with tints of 

 purple and violet iridescence. The male has the abdomen 

 more brightly coloured, having shades of purple and blue ; 

 the clypeus, the face on each side of it, and the scape in 

 front, yellow. Length nine to twelve hues. 



Hah. — Peru. 



111. Xylocopa mordax. 

 Female.-— Entirely black, and with black pubescence ; 

 that on the face and cheeks is long and dense ; on the 

 thorax m front, and on the sides, it is short and velvety ; 

 thelegs very pubescent, and the fringe on the sides and 

 apex of the abdomen is thick and tufted. The upper 

 margmof the clypeus elevated and shining; the labrum 



