HYMENOPTERA. 477 



nates in a deep fovea at the verge of the truncation ; immediately 

 beneath is a second fovea, which extends to the apex ; the sides 

 of the metathorax closely and finely punctured ; the anterior and 

 intermediate tibiae and all the tarsi yellowish-white; the apex of 

 the tarsal joints rufo-piceous ; the anterior and intermediate 

 femora yellow at their apex in front ; the anterior tibia with a 

 row of cilia beneath ; the collar yellow, transverse, elevated, with 

 the lateral angles acute ; a spot on the tegulae in front, the post- 

 scutellum, and a longitudinal line at the apex of the metathorax 

 on each side of the insertion of the petiole of the abdomen, yel- 

 low ; the w ings hyaline, with a fuscous spot at the apex of each 

 wing ; the apex of the petiole with a spot on each side ; the first, 

 third, fourth and fifth segments with a narrow fascia on their 

 apical margins, the three latter fasciae bisiuuated on their ante- 

 rior margins. 



Hab. Brazil (Villa Nova). (Coll. H. W. Bates.) 



