304 ICH>'EUMOXID.'E, 



half of the recurrent, fenestrate ; uervelhis auteturcal aiui 

 indistinctly intercepted far below its centre. 



Leixjth 4 milliin. 



Bombay : Deesa, x. 98 {Col. Nurse). 



Tijpe in Col. IS'urse's collection. 



i have seen only the typical female. 



218. Triclistiis pallidifrons, sp. n. 



2 . A small black species with the eyes, face and base of 

 antenna- luiicolorous flavors. J/ead entirely testaceous below 



the antennae, with the frontal 

 orbits anteriorly concolorous. 

 Anteimce stout and flavescent, 

 becoming testaceous centrally and 

 infuscate apically. Thora.v : meta- 

 thoracic costulae wanting and the 

 petiolar area somewhat slioit. 

 Lecf^ : hind calcaria not longer 

 than half the metatarsus nor than 

 the apical breadth of the tibia. 

 Wings hyaline, with the radix and 

 tegulte flavous ; radius of upper 



IricUstuspSiidifrovs, Mori. }""S« emitted from centre of the 



bi'oad stigma ; lower basal nervure 

 elongately postfurcal and areolet subpetiolate. 



Length 4 millim. 



Cl'.YLOX {Dr. Tliwaltes). 



Tjipc in the British Museum. 



This species is very closely allied to T. pallidijtes, Holmg. 

 (Ofv. 1873, p. 59), but the pale face and frontal orbits instantly 

 distinguish it. 



Genus MEGATREMA. 



Mer/atrcma, Cameron, Zeits. Hym.-Dip. 1907, p. 468. 



Gexottpe, 31. alhopUosa, Cam. 



Clypens not discrete; cheeks distinct ; mandibles broad and 

 equally bidentate ; vertex not apically carinate ; temples short, 

 sharply and obliquely constricted ; ocelli in a curve, with the 

 basal ones twice as far from each other as from the eyes. Basal 

 flagellar joint longer than the second. Mesonotum and scutelliim 

 deplanate ; metaiiotal areola stoutly carinate, its basal half parallel- 

 sided, its apex subcircvdar, enclosing two slender and convergent 

 carina? ; spiracles very large, oval and more than twice as long as 

 centrally bi'oad ; lateral carinas extending to a deeply impressed 

 pyriform ai'ea ; "the sides of the metanotum at the middle are 

 roundly curved inwardly." Abdominal segments with no carin;e; 

 the basal sessile, as long as basally broad, with its spiracles at the 

 base. Legs stout, with the apical joint of the front tarsi large and 



