4 DllTI-lvA 



l(>. AMomm •ryeally swolUii. l/n last three sigiiieiils very siiiall aiut 



liiredeti /orwaril uneier ihe basal ones J4. 



— Abdomen often swollen, btit of iioriiial forni, Ihe lasl se^ments i!/>iial 



in position 17. 



17. Proboscis geniciilatc, longer thau Ihc hcad ; i<'iuss lcalhciy. occUi 



wantinf; . . ' i(). (jeiuis Psvllomvh, i.ueu . 



— Prolmcis shoHer Ihaii Ihe head heighl. occlli f^rc-^eid 18. 



iN. Wiiigs verv siiiall, slrap-shaped, ofleii bearing loitg brisllcs 19. 



— ^Vings larger, iiidistinctlv vciiied aitd iiiorc 01 lcss Iriaiigulat in 



shape i.^. ( leniis C Ommom i;u.\, Hrues. 



10. Wings not beariug loiig brislles, ahdoineii withoiit large macio- 



chaclae 18. (ieiins Hihdmvi.a, Hriies. 



— Wiugs wiih very long bristles 20. 



20. Head traiisverselv arcualc. ahdoiueit harc, 7^'iug bi is/les rcry Initi; 



aiid sloiil ||). ( jenus .\c()M isi i)i'TiiRA, Hiues. 



— llead siili-triangiilar. abdniiicii with maity vciy Inii/j luacioc/ioclac 



arrangcd iu transversc ro'tK's .20. ( ienus \ anionoti^m, 15rues. 



zi. Bndv wheu sccn from abtwe. nval, C(Kkrnach-li/;c 14. (ienus .-\enii;.m.atias. Meinert. 



— Bodv wlien seeu /rom ahovc, coiistiiclcd iiilv Ihc tistia/ /hrec fails -2. 



22. Abdomeii of iiiiiforui tc.xliti c. wil/init/ uinrc /icavi/v chiliiiiceil linrsal 



sclcrites, ocelli abscitl 21. ( lenus \A'.\Ni)(ii.i kcki.a, ( Ook. 



— Alidomen linth foitr or innre tonspicitniis, /icavily c/titiiitzcd dorsal 



scleriles SHrroiinded by a tliinncr meiuhraiic 23. 



23. Ocelli absent, also ocellar maciochaetnc. ahdnmen wilh six dcisal 



selerites. aud nue veulral nite. thc sixlh u). ( ifnusCnc)N(>ci-:i'ii.M.is,Wand()1]eck. 



— Ocelli present. fow- dnrsal ahdomiual scleiilcs 17. ( lenus Pi i.icirnpR.^, I^alil. 



24. Auleunal arista pidiesceut 22. ( ientis TKRMnoxKMA. Wasmann. 



— .Autcunal arista /ooseiy plumnse _>3. ( ieiuis ■rKUMriDMM.v. Wasmann. 



I. Genus PHORA, Latreille 



Phora. Latreille, llist. Crust. Ins. \<>1. 3, p. 46.J 11.S021, iilcm, \'()1. 24,11. 3()4 (iSo^i. 

 Musca, Tephritis, Bibio. Fabricitis, Ent. Syst. \'()1. 4 (171^4). 



Trineura. l'.illrii, 1'liyl. liS23); Mei}<en. Class. \()1. i I1804); Zetteisledt, Dipl. Scand. 1 1848). 

 Palpimega, Megaselia, Triphleba. Koudani. Prodr. I >i|)l. \'()1. 1, p, i3()(i85()). 

 Trisometopia. I.ioy. .Att. Inst. \'enet. p. 7()(i.s()4), 



Characters. — l.^od\- rathci stout, llic tlioia.x and abdonicii wcll dcveloped and hea\il)' 

 chitinized. Ilead hemispherical, the front usualiy Idoader than long, with fotir transverse rows of 

 niacrochaetae, all of which are reclinate: ui>]ier three rows each consisting of four bristles, lovver row 

 with only a single median pair. Eyes large, widelv scpaialcd, more or less pubescent, Ocelli present, 

 generally placed on a distinct tubercle. Cheeks and p.il])! bristly. thc lattci ofteii cnl.Tit;ed in the male 

 and less bristly ilian 111 the feniale. Third antennal joint spherical or egg-shaped soiuetimes enlarged in 

 the inale. with a subdoisal arista. Thora.\ large, the scutellum usually wider than lont^. .\bdomen with 

 six segments, besides a large hypopygiiim in the male, and a threejointed, exsertable ovipositor in the 

 female, Ovipositor soft, never thickly chitinized or horny, Legs stout, the lund femora generally 



