Sj^ecH's nf Cvv^^lVAWchv frotn the K/iasia ITiJh. 421 



mandibles, yelloM-ish white. Legs black ; the hinder femora 

 (except at the base and apex) red ; the four anterior coxse, 

 the fore femora broadly and ihc middle at the apex, all in 

 front, yellowish white and thi(;kly covered with silvery pile. 

 Wings hyaline, with a distinct steely tinge ; the stigma and 

 nervures black ; the second cnbital cellule slightly shorter 

 than the third before and behind ; the first recurrent nervure 

 received in the middle, the second near the basal third of the 

 cellule. Abdomen black, the segments with a narrow band 

 of yellow at tlie apex ; the first also broadly on the sides 

 behind and the last broadly on the sides white. ^ . 



Lower part of front, face, and clypeus thickly covered with 

 silvery pubescence ; the vertex sparsely with longish black 

 hair. Apex of clypeus transverse, the sides oblique. Median 

 segment with a gradually rounded sIojdc from the base to the 

 apex, finely transversely striated ; the strite stronger towards 

 the apex. Hypopygium broadly obliquely furrowed down 

 the sides ; the petiole becomes gradually distinctly widened 

 towards the apex. 



P. arethusa. Cam., is related to the present species ; it may 

 be known from it by the four front legs being reddish, by 

 tlie head being entirely black in front, by the less clear 

 wings, testaceous palpi, and non-striated metanotum. 



Pseudagenia lacteipennis, sp. n. 



Length 8 mm. ^ . 



In Bingham''s table, p. 108, this species would enter into 

 " D. Wings clear hyaline, or hyaline with a yellowish tint, with 

 one fuscous subapical fascia,^' and "6. Median segment not 

 furrowed down the middle,'"" which will now be sub- 

 divided : — 



Wings hyaline, the fuscous cloud occupying the base 



of the radial ceUule ; abdomen black Icevicula, Bing. 



Wings lacteous, nut clear hyaline, the cloud occupying 

 the base of the radial cellule ; the sides of the 

 petiole and the base of the second segment 

 yellowish white lacteipennis. 



Antennal scape black. Black ; the sides of the first 

 abdominal segment dark, the base and sides of the second 

 and the apical segment pale, testaceous. Legs black ; the 

 apex of the fore femora below, the anterior tibiae and tarsi, 

 and the middle tibiae (except a broad baud at the base and a 

 narrow one at the apex) rufo- testaceous ; the hind femora 

 broadly rufous below and the ealcaria dark testaceous. 

 Wings hyaline, with a milky tinge ; below the stigma, at the 



