74 Bulletin de la Sociélê Eniomologiqiw d'Egypte 



7. li. The foro wings - .*} cm. long - now reach Ihc 

 penultimate loliaceous expansions of the abdomen ; 

 the Insect se{)arates them slightly from time to time ; the 

 hind wings, slightly shorter, still have the tips l)ent 

 inwards. 



7.12. The lore wings ■ 4 cm. long - reach the place 

 of insertion of the cerei ; the hind wings - about 

 •Smm. shorter- still have the lips bent. 



7.10. The lore wings almost reach the t-xtieuiily 

 ol' tlu' body. 



7.22. The l'ore wings have reached the extremity 

 ol" the body ; the hind pair - strongly injected - project 

 between them. 



l.'.i'i. The hind wings entirely spread out, also 

 reach the vnd of the body. Still swollen with blood, 

 they are still convex, and lune not yet begun to fold 

 longitudinally. (Fig. 11). 



In this case the unlolding has taken exactly .V) 

 ininules. The wings, which at ().40 were at the most 

 10 mm. long, have at 7.3Ô reached their lai-gest area. 

 (Figs. 12 and l,"!). 



The measurements ol' the wings of the adult male 

 a re : 



Fore wings : — uiaximum length 8ô uìui. 



" width «S mm. 



Area 2."}0 s<j. mm. 



Ilind wings: — maximum length .'Î8 mm. 



width 1Ó mm. 



Area ;}77sq.mm. 



Total area of the four wings 1214 sq. mm. 



