Genus XylocojJa. 287 



89. Xylocopa colona. 



Xylocopa colona, St. Farg. Hym. ii. 185, ? ; Smith, 

 Cat. Hym. Ins. , Apidaj, ii. 358. 



A small black species, with fusco-hyaline wings, Avhich 

 have a brilliant golden iridescence, and with shght violet 

 tints, observable in certain lights ; the carina, in front of 

 the anterior ocellus, tenninates in a small tubercle between 

 the antennae ; the sides of the thorax and abdomen densely 

 covered with black pubescence ; the disk of the thorax im- 

 punctate and shining ; the abdomen finely punctured. 

 Length nine lines. 



Hah. — Cayenne ; Brazil ; Barbadoes. 



o -«- 90. Xylocopa carbonaria. 



Xylocopa carbonaria. Smith, Cat. Hym. Ins., Apidee, ii. 



358, ?. 



A small black species ; the flagellum of the antennae 

 piceous beneath; the margins of the clypeus elevated 

 laterally ; a raised carina in front of the anterior ocellus ; 

 head closely punctured ; the face pubescent on each side ; 

 the thorax punctured, and pubescent, Avith a triangular 

 smooth, shining and impunctate space on the disk ; ab- 

 domen punctured, and thinly covered with a short black 

 pubescence, the sides with a longer fi'inge ; wings dark 

 brown, with a bright violet iridescence. Length eight 

 lines. 



Hab. — Tapajos. 



91. Xylocopa dimidiata. 



Xylocopa dimidiata, Latr. Obs. Zool. (Humb. & 



Bonp.) ii. 95, 2, pi. xxxviii. 

 fig. 2, $. 

 Black and shining, with the thorax behind, and the ab- 

 domen above, more or less green, and tinted with violet in 

 the middle of the segments ; the wings are blue, tinted 

 with violet. Length nine and a half lines. 

 Hab. — South America ; Ega. 



92. Xylocopa macrops. 



Xylocopa macrops, St. Farg. Hym. ii. 209, $ ; Smith, 

 Cat. Hym. Ins., Apida3, ii. 359. 



Black : the labrum and clypeus Avhite ; the thorax has 

 a violet tint, the scutellum ciliated with white pubescence ; 



