420 Mr. P. Cameron on new 



prothorax (except a black Hue above the middle), au irregular 

 crown-shaped mark in the middle of the mesouotum near 

 the apex, the scutellum (except at tlie apex), postscutellum, 

 a large triangular oljliquc mark under the hind vviugs, one, 

 longer than broad, Lehind the spiracles, and a square mark 

 iu the centre of the apex of the mctauotum, pallid yellow. 

 Legs rufous ; the fore coxae pallid yellow, the four hinder 

 black marked with yellow^ behind ; the fore trochanters black, 

 ])allid yellow in the middle, the four hinder black ; the 

 anterior femora, tibia?, and tarsi pallid rulbus ; the base of 

 the femora yellowish ; the hind femora rufous, black at 

 the base; the f jur hinder tibiae and tarsi blackish; the 

 middle tibiae rufous, the hinder yellowisli at the base; the 

 ealcaria yellowisli ; the tibial spines and claws rufous. Tiic 

 wings have a s>liglit, but distinct, yellowish tint; the apex 

 beyond the third transverse cubital nervurc infuscaled; at 

 the top the third cubital cellule is shorter than the second ; 

 the first recurrent nervure is received shortly beyond the 

 n iddle, the second at the apex of the basal third of the 

 cellule. Abdomen black, covered with golden pile ; on the 

 second segment is a large pallid yellow mark, narrowed iu 

 the centre at the apex, its sides dilated, the middle at the 

 apex triangularly incised. 



Head thickly covered with depressed golden pile, which 

 liides the texture. Hind ocelli separated from eacli other by 

 a less distance than they are from the eyes, which are 

 parallel. Apex of clypeus transverse; the labrum black, 

 thickly covered with fulvous hair. Mandibles yellow_, thickly 

 covered with golden pile ; the teeth bhick. Palpi bare, 

 fulvous. Antennal scape fulvous; the flagelluni of a duller 

 reddish-fulvous colour, black above. Scutellum sparsely 

 covered with short hair ; the postscutellum more thickly 

 with longer pale fuscous hair. Median segment opaque, 

 obscurely transversely striated. 



Pseudagenia nigripalpis, sp. u. 



Length 10 mm. ^ . 



Belongs to Bingham's section " C. Wings clear hyaline," 

 and " Z>^. Abdomen bhu'k, posterior margins (;f the segments 

 narrowly white," which will now stand : — 



The middle femora red, the palpi white nlbilabriK. 



The middle femora black ; the palpi black viji-qxilpis. 



Black ; the antennal scape below, the sides broadly, and 

 the apex narrowly of the clypeus, labrum, the lower eye- 

 orbits (broadly below', narrowly above), and the middle of the 



