Sept., 1913] Melander: Synopsis of Diptera. 251 



Agromyza Fallen. 



Table of the Species of Agromyza Fallen, Inclusive of Donwinyza Rondani 

 AND Liriomysa Mik. 



Halteres black; black or metallic species; ocellar triangle elongate and pol- 

 ished ; frontal orbits polished ; auxiliary vein ending in or close to the 

 first vein 2. 



Halteres whitish or yellow ; ocellar triangle small and opaque ; frontal orbits 

 usually not differentiated ; auxiliary vein usually ending independently 

 in the costa 15. 



2. Calypter and its hairs white ; metallic species 3. 



Calypter margined with black, its hairs dusky 6. 



3. Lower part of face in profile receding ; veins black ; the fourth vein diverg- 



ing from the third 4. 



Lower part of the face projecting; veins subfuscous ; fourth vein straight. 

 (Pa.,* Mass.,* N. J.,* Ont., 111.,* Ga., La.,* Tex.,* Wyom.,* Cal., Id.) 



virens Loew. 



4. Costa evanescent beyond the tip of the third vein ; wings broad ; cheeks 



broad. (Wash.*) {Domomysa) tainia n. sp. 



Costa reaching the fourth vein ; wings normal ; cheeks narrow. {anei- 

 ventris Fallen.) 5. 



5. Last two segments of the fourth vein proportioned 1:3; the fourth vein 



ends beyond the wing-tip ; the segments of the fifth vein 3 : 2. (Eur. ;* 

 N. Y.,* N. J., W. Ind., Ga., N. Mex., Cal.,* Id.,* Wash.*) 



ccneiventris Fallen, sens. str. 

 Segments of the fourth vein proportioned 1:4; the fourth vein less diver- 

 gent from the third; segments of the fifth vein i : i. (Eur.;* Cal.,* 

 Wash.*) ccneiventris var. cunctans Meigen. 



6. Metallic species ; segments of fourth vein 1:3; segments of the fifth vein 



3:2; face not receding. (Eur. ;* Id.,* 'Wash..*)..pseudocunctans Strobl. 



Shining black species ; segments of the fourth vein proportioned i : 4 to 



1:8 7. 



7. Sixth vein very evident and reaching nearly to the margin of the wing. 



(Eur., Afr., Asia ; Mass.) schineri Giraud. 



Sixth vein not very evident, and always abbreviated 8. 



8. Male with a conspicuous curved tapering bunch of oral vibrissas; lower 



angle of the face of (^5 conspicuously produced ; four frontal bristles ; 

 pubescence of frontal orbits sparse and inconspicuous ; face sub- 

 tuberculate between the antennas. (Eur.;* Mass.,* 111.,* La.,* Id.,* 



Wash.*) curvipalpis Zetterstedt. 



Oral vibrissae but one or two in number and not bunched ; vibrissal angle 

 not produced g. 



9. Middle tibias with two bristles on the extensor side; no vibrissal angle to 



the face; front largely yellow; four fronto-orbitals ; frontal orbits 

 linear and nearly bare; arista five times as long as the third antenna! 



