118 POMPILIDJE. 



2 • Pniinose ; head wide, much wider than the thorax ; dypeus 



rausversely oval, convex, its anterior margin arched, and with a 



minute tooth in the middle ; pronotum rounded anteriorly and 



abruptly narrowed towards the head ; scutellum and post- 



cutellum prominent, compressed laterally in the middle ; median 



segment long, obsoletely transversely striate, rounded, with a 



gradual slope to apex and an obscure shallow central longitudinal 



sulcation ; legs very long and slender, the tibiaj and tarsi with 



minute spines ; abdomen petiolate, fusiform, about the length of 



the thorax. Black, with a hoary pile, silvery in certain lights on 



the clypeus and sides of the face ; wings hyaline and iridescent, 



obscurely yellow-tinted at base, a pale fuscous cloud occupies the 



base of the radial, the 2nd and 3rd cubital, and the apex of the 2nd 



discoidal cell ; nervures and tegulaj testaceous. 



(5 similar, but slighter and smaller. 



Mab. Sikhim ; Burma ; Teuasserim ; Ceylon. $ . Length 11-14 ; 

 ea:p. lb-21 mm. cS . Length 8-10; exjj. 18-20 mm. 



237. Pseudagenia laevicnla, u. sp. 



$ . Head and thorax opaque, very slightly pruinose, abdomen 

 smooth ; clypeus subconvex, its anterior margin arched and M'ith a 

 minute tooth in the middle; pronotum short, rounded anteriorly; 

 median segment long, posteriorly rounded, with a gradual slope to 

 the apex and obscure fine transverse striations; legs with the tibiae 

 and tarsi \ ery minutely spined, almost smooth ; abdomen short, 

 petiolate. Black, the clypeus, sides of the face, and sides of the 

 median segment at apex with silvery pile ; wings hyaline, iridescent, 

 and \Aith a fuscous cloud occupying the apex of the radial and 

 descending into the apex of the 2nd discoidal cell. 



c? very similar, but with the femora, tibise, and tarsi of the 

 anterior legs, and the intermediate and posterior femora light 

 testaceous or orauge-red, the calcaria of the intermediate tibia) 

 testaceous yellow, of the posterior tibiae black. 



Nab. Teuasserim. $ . Length 7-8 ; exp. 13 mm. c? . Length 

 6-7 ; exp. 13 mm. 



238. Pseudagenia micromegala. 



Agenia micromegas, Sanss. Novara Reise, Hym. p. 51, 5, pi. iii, 



fig. 33. 

 Pseudagenia micromegas, Cam. Mem. Manch. L. Ph. Soc. (4) iv, 1891, 



p. 437. 



5 . Pruinose ; head broader than long ; thorax very broad ; 

 clypeus subconvex, its anterior margin arched, reflexed in the 

 middle ; thorax compressed, pronotum narrowed anteriorly, its 

 posterior margin arched ; median segment convexly declivous, with 

 a central longitudinal sulcation ; legs long, the tibial calcaria long ; 

 abdomen widely subfusiform. Black, with dense cinereous pile, the 

 tarsi testaceous brown, the tibial calcaria light testaceous ; the front 

 with a rufescent spot iu the sinus of the eyes ; wings hyaline and 



