.1 Monograph o/ ICçiyplian Diluera. 91 



Abdomen elongated, convex, somewhat iiarrowed at the ba^e, 

 blackish and entirely eovered witb a dense bfownish-grey pulvéru- 

 lente like the thorax, except on three or four pairs of more or less 

 distinct darker spots, two on eaeh of the first, second, third and 

 sometimes tlie fourth .segments respectively ; the pubeseence is pale 

 yellowish, less adpressed than on the thorax and longer on th;' 

 hnver margins of the segments; in addition there are a few rather 

 short black bristles on the apices of the third and fourth segments; 

 maie hypojn-gium small, blackish; female ovipositor very shiniiig 

 black, and as long as the third, fourth and fifth segments together; 

 it is fairly broad and flattened on its basai two thirds but narrow 

 and cylindrical on its apical third and })Ossesses a verv délicate, 

 short and blackish pubeseence. 



r.egs dark yellow except the femora which are blackish on their 

 basai two thirds and sometimes the front or middle femora only are 

 blackish on their basai two thirds below, with the middle and hind 

 or the front and hind femora black except the apical third yell;)w; 

 the row of bristles on the lower side of the front femora is blackish 

 and weak and usually there are from one to four short bristles on the 

 upper side of the hind femora near the tip; the pubeseence on the 

 legs is blackish and short. 



Wings elongated and narrow, hyaline with a brownksh diffuse 

 reticulation Avhich varies in distinctness; the most conspicuous spots 

 are on the upper wing margin, composed of one blackish spot cover- 

 ing the stigma, one ,'^maller and paler just after the middle, one 

 nuich larger, elongated, which covers the apex of R2 + 3 and usually 

 going below R4 + 5 and one quadrate or triangular spot at the tip 

 of the wing, covering the apex of R4 + 5; the rest of the spots in the 

 centre and lower half of the wing are very diffuse and faint ; ail the 

 veins are yellow but blackish or dark broAvn in correspon.dance with 

 the brownish spots; costal bristle weak but. distinct. 



Squamulae whitish ; haltères yellow. 



E. sororciiht is very common througout Egypt and mav be 

 found almost the whole year round ; mv dates extend from April 

 to November. I hâve captured it in Cairo and environs. Felwan, 

 Fayum, Alexandria and in the Marient district. The food 

 plant in Egypt is unknown. This species bas a Avide geog'raphical 

 distribution being known from the Canary Tslands (Teneriffe). Ma- 

 deira Tsland and Ervthrea. 



