86 II. C. EPFLATOUN^ 



SPHENELLA MARGINATA. Fallen. 

 (PI. IV fig. 3 and PI. 1 figs 8 and 12) 



Fall.. Dipt. Suec. Ortalid., 7.8. {Tephritis) (1820); Meig., 

 Syst. Beschr., V. 323. t. XLIX. f. 15 {Trypeta) (1826); Walk., 

 Entom. Mag., III. 73. f. 18 (1836); M.\CQ., Suit, à Buff., II. 465. 

 18 (Tephritis) (1835); Lw. Germ. ZeiUchr., V. 344. t. I. f. 17 

 (Trypeta) (1844) et Linn. entom., I. 499. 20. (1846); Zett.. Dipt. 

 Scand., VI. 2190. 15 {Tephritis) (1847); Scholtz, Zeitschr. f. En- 

 tom. Breslau, 13. (1848); Walk, Ins. Britann., II. 202. 10. {Try- 

 peta) (1853); Frfld.. Sitzimgsber. d. K. Akad. d. Wiss.. XXII. 

 539 (1859); Rchin., Verh. zool.-bot. Ges Wien. VIII. 667. 59 

 (1858); Lw.; Trvpetid.. 76. 1. t. XIII. f. 5. (1862); Schin.. Faun 

 Austr. II. 152. {Tephritis) (1864); Kaltenb.. Pflanzenf., 364. 31 et 

 387. 56 {Trypeta) (1872); Beck.. Zeitschr. f. Hvmen. u. Dipt. 

 5 391 425 (1907) et Mitteil. Zool. Mus. Berlin, IV. 139. 403. (190S) ; 

 Hend., Wien. Entom. Zeitg.. XXXTII. III. u. IV. 94 (1914). 



arciiata Schrank, Fauna Boica. III. 142. 2508 {Trupanea) 

 (1803); Rond., Dipterol. Ital. Prodr.. VII. 47. I. {Tephritis) 

 (1870). 



Jivariae Rob.-Desv.. Myod.. 774. 1. (1830) 



DIAGNOSIS: — A small, brownish-grey species, easily dis- 

 tinguished by the characteristic pattern of the wings, whichconsists 

 of a complète cross-band after the middle, as well as spots and l)y 

 the very approximate cross-veins. 



Maie and Female. I.ength of liodv : 1.5 mm.; ovipositor : 

 0.7 mm.; wing ; 4 mm. 



DESCRIPTION: — Frons vellow, but whitish near the eye 

 margins and continuing so to the cheeks; face vellow in the centre 

 but 'whitish on the sides; face, frons and cheeks with some small 

 whitish hairs; epistoma shining vellow; proboscis and pal]u vellow; 

 occiput pale vellow, but blackish towards the centre and bearing 

 some whitish bristlv hairs. especiallv below and on the sides; vertex 

 grevish-yellow with the vertical triamjle blackish; antennae pale 

 reddish-yellow and entirely covered with a verv minute white pu- 

 be.scence. arista black for a little more than its apical half. reddish- 

 yellow below; ail the bri.stles are black except the posterior s. av.. 

 the smaller rt.. the ocv- and the genal bristle whitish. 



Thorax black and entirelv covered with a fine, dense pulveru- 

 lence which is tawny on the dise and grey on the pleurae; in addi- 

 tion it bears a pale yellow pubescence composed of short, thick and 

 rather blunt hairs, which is fairly dense and even on the dise, but 

 çcarcer, unevenly scattered and rauch longer on the pleurae ; in f aet 



