124 Mr. H. W. Bates on the 



latis ; femoribus raagais, crassis, nigro-hirsutis et supra penicil- 

 latis. Long. 5 lin. c? . 



Novo Friburg, Rio Janeiro {coll. Dr. Baden). 



Head coarsely punctured, black ; mouth pitchy. Eyes 

 (male) nearly touching in front the median line. Antennse 

 very slightly thickened towards the tip ; joints from the fifth 

 distinctly enlarged at apex and serrate. Thorax strongly 

 transverse, rounded, transversely convex in the middle, the 

 convexity clothed with long, erect, black hairs, partially gla- 

 brous and punctured behind. Elytra cuneiform, short, reach- 

 ing only halfway down the first abdominal segment, black, 

 brownish and punctured on the disk, with a line of long, erect, 

 black hairs curving from the base to the middle of the suture. 

 Legs pitchy black, hairy, short, except the elongated hind 

 pair, of ^lich the femora are much thickened, and have a di- 

 stinct tuft of black hairs on their upper edge and a fringe be- 

 neath. The tibige have their apical half reddish, with two 

 tufts of tawny hairs on their outer edge, and a continuous 

 long fringe of similar hairs on their inner edge ; the tarsi of 

 the same legs are also reddish ; the anterior femora are bearded 

 underneath with long black hairs. Body beneath black ; me- 

 tasternum voluminous, clothed with yellowish hairs ; abdomen 

 in male moderately slender. 



This curious insect bears a striking resemblance to certain 

 bees of the Melipona group. 



5. Charts melijponica^ Bates. 

 Epimelitia mcliponica, Bates, Trans. Ent. Soc. 1870, p. 331. 

 R. Amazons. 



6. Charts rufiventriSf Bates. 

 Epimelitia rvfiventris, Bates, /. c. p. 331. 



R. Amazons. 



7. Chan's bicolor, n. sp. 



C. niger, griseo-pubescens ; partibus oris, antennis basi, abdomine, 

 elytrisque dimidio apicali, fulvo-testaceis. Long. 4i lin. c? $ • 



Resembles Ch. harbicrusy Kir. { = Acedef Newm.), but dif- 

 fers in the elytra not incurved along the sutural edge &c. 

 Head rugose-punctate, clothed with silvery-grey pile ; muzzle 

 short ; eyes in male not reaching the median frontal line, in 

 female rather more widely separated. Antennae half the length 

 of the body (a little longer in male), thickened and strongly 

 serrated from the sixth joint, tawny testaceous ; tips of apical 

 joints blackish. Thorax short, rounded, constricted at the base, 

 and slightly gibbous on each side above the constriction ; sur- 



