HYMENOPTERA. N9 



146. POMPILUS iESTIVUS. B.M. 



Female. Length 8 lines. — Head and thorax densely clothed 

 with short changeable pile reflecting shades of purple and blue ; 

 the anterior margin of the clypeus rounded, smooth and shining ; 

 the mandibles polished at their apex and armed with four acute 

 teeth ; wings dark fuscous, with a bright violet iridescence ; the 

 legs have an obscure iridescence, the tibiae have a few scattered 

 spines, the anterior tarsi ciliated ; the metathorax rounded, and 

 having a central longitudinal impressed line. Abdomen blue, 

 with purple iridescence, the apex thinly covered with black 

 pubescence. 



Hab. Brazil (Para). (Coll. H. W. Bates.) 



14/. POMPILUS BITUBERCULATUS. B.M. 



Pompilus bituberculatus, Guer. Voy. Coq. Zool. pt. 2. p. 258. 

 Hah. Brazil. 



148. Pompilus chlorosoma. B.M. 



Female. Length 5 lines. — Metallic green, varied with coppery 

 and blue shades : the femora and tibiae red, the extreme apex of 

 the latter and the tarsi fuscous ; the calcaria fuscous at the tips, 

 the tarsi more or less red at their base ; the face covered with a 

 dense silvery pile; the entire insect has a thin changeable 

 silvery pile, most dense on the prothorax, coxae, and sides 

 of the metathorax, the latter having also a thin hoary pubes- 

 cence, and a slightly impressed longitudinal line in the middle ; 

 wings hyaline, iridescent, the nervures fuscous, stigma black ; the 

 tegulae have their outer margins rufo-testaceous. Abdomen 

 petiolate, the extreme apex rufo-piceous. 



Hah. Brazil (Para). (Coll. H. W. Bates.) 



149. Pompilus Croesus. B.M. 



Female. Length 15 lines. — Black, covered with rich golden 

 pile ; the antennae ferruginous, the scape and base of the first 

 joint of the flagellum, fuscous ; wings yellow, the nervures fer- 

 ruginous, the apex of the superior wings pale ; the coxae covered 

 with golden pile, the femora, tibiae and tarsi, black ; the meta- 

 thorax black, rounded, and transversely rugose-striate, having a 

 central longitudinal impressed line. Abdomen subpetiolate. 



Hah. Brazil. 



