Mr. F. Smith on new Sj^eeies of Mexican Pompilidoe. 397 

 Genus Agenia, Schiddte. 



1. Agenia Montezumia. 



A. nigra, pubescens ; alis flavo-hyalinis, anticis fascia fusca transversa ; 

 abdomine obscure cj T aneo-nigro. 



Male. Length 4£ lines. Black; the face with a dense golden 

 pubescence, the clypeus transverse, widely emarginate in front ; the 

 head with a long, thin, black pubescence. Thorax thinly covered 

 with long black pubescence ; the tips of the anterior femora in front, 

 the tibiae in front and their apex, rufo-testaceous ; wings ample, flavo- 

 hyaline, their apical margins faintly clouded, and with a fuscous fascia 

 crossing the superior pair at the base of the marginal cell. Abdomen 

 subpetiolate, black, with an obscure blue tinge ; the apex with a short 

 black pubescence. 



Hab. Oajaca (Mexico). Tn the National Collection. 



2. Agenia orbiculata. 

 A. capite thoraceque nigris, abdomine obscure ferrugineo, pedibus rubris, 

 capite abdomineque fiavo maculatis, antennis albo anmdatis. 



Female. Length lines. Head and thorax black, and adorned with 

 golden pile ; the inner orbits of the eyes, a spot behind them, two 

 spots on the clypeus, the mandibles, and third and fourth joints of the 

 flagellum yellow. The wings fiavo-hyaline, the nervures testaceous ; 

 the legs and abdomen ferruginous, the coxae black ; the apical joints of 

 tarsi fuscous; the basal margins of the segments of the abdomen fuscous. 

 Male. Length 4| lines. Closely resembles the female, but has the 

 coxae yellow beneath ; the abdomen fuscous, the apex of the basal seg- 

 ment yellowish, the second and third segments with a large yellow 

 spot on each side, the extreme apex reddish-yellow. 

 Hab. Mexico. In the National Collection. 



3. Agenia ceerulvpes. 



A. nigro-aenea, antennis apice flavis, pedibus cyaneis, abdomine aurato 

 pubescente, alis flavo-hyalinis fasciis duabus fuscis. 



Female. Length 5| lines. Nigro-ameous, the legs steel-blue ; the 

 five apical joints of the antenna? yellow ; the clypeus transverse, 

 margined anteriorly, and widely emarginate. Thorax : the posterior 

 margin of the prothorax curved ; the metathorax with bright silvery 

 pile at its apex ; the wings flavo-hyaline ; the anterior pair with two 

 narrow brown fasciae, the basal one crossing at the apex of the externo- 

 medial cell, the second at the base of the marginal cell ; the apex of 

 the wings with a pale-fuscous margin. Abdomen subpetiolate and 

 clothed with golden pubescence. 



Hab. Orizaba (Mexico). In the National Collection. 



This species, when recently disclosed, would probably have the 

 head and thorax clothed with shining yellowish-white pile. 



2g2 



