DURHAM DIPTERA. 329 



XLII. 



15 (14). Face about as long as the moderately bent frons ; 



proboscis not long. Trypeta, Mg. (560) 



16 (3). X.4. on or before the middle of 0.5 2 . 



17 (24). O.6 1 with a projecting point at its outer hind corner 



(VII. 18). 



18 (21). Dorsum shining, black or orange, unspotted, neither 



colour nor polish altered by dusting. 



19 (20). Yellow species. Spilographa, Lw. (557) 



20 (19). Black species. 558. Rhagoletis, Lw.(24i4. cerasi, L.) 



21 (18). Dorsum black or yellow, the ground colour always 



somewhat altered by light dusting, and scarcely 

 shining ; sometimes broken by shining black spots. 



22 (23). Scutellum inflated ; femora thickened ; dorsum and 



scutellum with shining black spots. 

 555. Gonyglossum, Rnd. (2406. wiedmanni, Mg.) 



23 (22). Scutellum not inflated ; femora not thickened ; dorsum 



and scutellum unspotted, or at most with little 

 black dots. Trypeta, Mg. (560) 



24 (17). Outer side of 0.6 1 without any projecting point 



(VII. 17). 



25 (26). V.4. much bent towards V.3. Myopites, Breb. (561) 



26 (25). V.4. not bent towards V.3., but almost straight. 



Urophora, Dsv. (562) 



27 (2). Wings with the dark parts or bands, at least at the 



wing tips, broken up by larger or smaller round 

 clear spots, as if honeycombed or latticed. 



28 (29). Scutellum shining black and inflated. 



Carphotricha, Lw. (564) 



29 (28). Scutellum neither shining black nor inflated. 



Sphenella, Lw., &c. (563) 



30 (1). V.5 2 much inclined backwards towards V.4., the outer 



hind corner of 0.5 2 therefore a very acute angle. 



31 (32). Frons with a leaf-ended bristle on each side in the 



male ; large species, 6 mm. 



550. Ceratitis, McLeay (2399. capitata, W.) 



32 (31). Frons without leaf-ended bristles; small species, 3mm. 



5 53. Anomcea, Wlk. (2401. antica, W.) 



