hymenoptera. 369 



6. Epicharis zonata. 



Male. Length 9 lines. — Head and thorax black, the scape 

 in front, the face below the insertion of the antenna; white, the 

 labrum white ; a triangular black spot on each side of the cly- 

 pens ; the pubescence on the cheeks white ; that on the vertex, 

 and that on the disk of the thorax of a griseo-fuscous mixture, 

 at the sides of the metathorax it is whitish, that on the breast 

 black ; the posterior margin of the scutellum deeply emarginate ; 

 the wings fusco-hyaline ; the legs have a fuscous pubescence 

 beneath, the intermediate and posterior tibiae and tarsi fringed 

 behind with long pale yellow pubescence, the apical joints of the 

 tarsi pale testaceous ; the claws, and also the calcaria ferruginous, 

 the latter serrated on their inner margins. Abdomen yellow, 

 the apical margins of the segments have a narrow fusco- ferrugi- 

 nous band. 



Hab. Brazil. 



Genus 59. CENTRIS. 



Apis, pt., Fahr. Ent. Syst. ii. 314 (1793). 

 Centris, pt., Fahr. Syst. Piez. p. 354 (1804). 

 Trachina, Kluff, Illig. Mag. vi. (1807). 

 Hemisia, King, Illig. Mag. vi. (1807). 



1. Centris h^morrhoidalis. B.M. 



Apis haemorrhoidalis, Fahr. Ent. Syst. ii. 339. 106 $ . 

 Centris hsemorrhoidalis, Fahr. Syst. Piez. p. 359. 23. 

 Centris tabauiformis, Fahr. Syst. Piez. p. 358. 21 c? . 

 Hemisia haemorrhoidalis et tabaniformis, Klug, Illig. Mag. vi. 

 227. 



Hab. Brazil; St. Domingo. 



2. Centris flavifrons. B.M. 



Apis flavifrons, Fahr. Ent. Syst. ii. 329. 66 ? . 

 Authophora flavifrons, Fabr. Syst. Piez. p. 375. 15. 

 Centris flavifrons, St. Farg. Hym. ii. 152. 6, and type sp. in Coll. 

 H'estw. 



Male. Length 8 lines. — This sex closely resembles the female, 

 but diff"ers in having the face below the insertion of the antenn?E 

 and the mandibles yellow, the latter black at their tips ; the 

 clypeus has on each side a large black lunate spot ; the anterior 

 and intermechate tibia; have a yellow stripe above. 



Hab. Brazil. 



s2 



