.4 Moiiogruph of Egyp/iaii Diptcra. 



ending at about two-!liirds of thc \\ay dowii are contiiiued to the 

 lower margiii, thus rendering the latter a, uiiifonn duU gre}'. Tlie 

 fifth segment of the abdomen is sniall and Iriangular. Wings more 

 pellucid than in the maie. 



Length fi'om 9 to 12 mm. 



This spec'ies is extremely common in ITpper as well as Lower 

 Egypt, and it may he foiind on flowers practically ail the year 

 round. My dates are from October to the same month of the follow- 

 ing year, in Cairo. 



It is recorded from nearly ail Europe, and North America, 

 Algiers, Syria, even far down in Africa and probably oecurs in 

 many other parts of the world. 



2. E. OUiNOUELINHATUS FAIîM. (PI. V, ligs. 3 and 4). 



Fabr., Spec. Ins., II. 425. 21. (Nz/r/y// //.v) (l7si), Entom. Syst., 

 IV. 290. 42. {Syrphus) (1794) et Sy.st. Aiill., i':)!» -3). (1805); Wied., 

 Aussereurop. Zweitl., II. 185. 47. (l>^:io); I'.kk hs., Jahresber., 

 1847. (1847); Lw., Œfv. Vet. Akad. Forhandl., XIV. 382.40. (1857), 

 Bcrl. Entom. Zeitschr., IL 230. (1858) et Dipterenf. Siidafr., (396), 

 324. 8. (18G0); Schin., Verh. zool.-bot. Ges. Wien., VIL 397. 18. 

 (1857) et Nov. Reise, Dipt., 364. 84. (1868); Verr., Trans. Ent. Soc. 

 Lond., 1898. 415. 9. (1898); Beck., Mitteil. Zool. Mus. Berl., IL 82. 

 116. (1903); Bez., Syrph. Ethiop. Région, 84. 81. {LathiiroyhtkaU 

 mus) et 8?. {L. tabanoidcs) (1915). 



SYI^O}^YMY:-~fasrhifus Meig., System, liesclireib., VIL 

 143. 22. (1838); Germ., Faun. Ins. Europ., XXIII. 23. (1839). 



i?ieffaccfnl us Eoi^si, Mant. Ins., IL 63. 532. t.v.f. 4. (Si/rp/ius) 

 (1794). ■ 



pimctifer Walk., Entom., V. 274. 55. (1871); Yerb., Entom. 

 Monthly Mag., (2) XII. 77. (1901). 



quinque-fasciatns Schin., Nov. Reise, Dipt., 364. (1860); Beck., 

 Mitteil. Zool. Mus. Berl., IL 81. (1903). 



qi/iiu//te-s'tr/ati/s F., Entom. Syst., IV. 289. 41. {Syrp/n/s) 

 (1794) et Syst. Antl., 245. 60. (1805); Wied., x\ussereurop. "Zweifl. 

 Ins., IL 187. 50. (1830). 



qulnquevittatus Macq., Luc. Explor. Alg., Zool., III. 465. 154. 

 t. IV. f. 10. (1849). 



Iridens Walk., List Dipt. Brit. Mus., III. 610 (1849). 



