s 



I)ii>ti:k'.\ 



below ihf occUi aie two bristles somewhat lUMier to thc iniddlc. Aiitcnna' loniidcd, wlth doisal aiista, 

 palpi sinall, hristlj- only al ihe tips. (.'hccks withont bristles. Dorsiiin ot thoiax velvet\ black, its chaeto- 

 taw as nsiial. .\bdoinen norinal, the ovipositor ot the teinalc not ciilaii;cd oi hoinw hioiit tibi;e not 

 bristK'. middlc ones in the inale each with a scries n\ froni loui to sin vei\' loiifi; bristlcs, iii the lemale 

 with onh' two, or rarely three. Thcse aie oii ihc hiiul sidc aiid scpaiatc lioin an c.xtciiial oiic llindtibiae 

 also witli cNtcriial liiistles. riiird \cin ol win^s not toikcd; litst \'eiii at tiist riiniiini^ piiiallcl uilli the 

 costa rather iar troin it, tlicii inaknii; a somcwliat alini))t turii and cndini^ inuhva\ betweeii thc huineral 

 and cost.d. .\n\iliai\ vein distinct. 



Type species : 7 . atoyima. kabiicius. 

 rhc spccics ;ii"e iiiost icaihK icro<jnized \i\ theii solt. vcl\cl\' appcaiance. 



Geographlcal dlstribution of species : 



1. 7. iiltrriiiia. l-'al)iicius. Ent. S\st. p. .li^ (171)4) ( ICtiropc, Noitli .\ineiica). — Plate 2, Fig. 12. 



alra. Fallen. Dipt. Siiec. Phytoinyziilcs, Vcil. 7 ii82.<i. 

 obscura. Zetterstedt. D\\>X. Scand. Vol. 7. \k 2.SS4 (1848). 

 sticlica. Meigcn. Syst. Beschr. Vol. (>, p. 225 (i83oi. 



2. T. montaiia. Brues, Trans. .\mer. Ent. Sor. \''ol. jg. p. 378 (1904) (Southw estern l'. S. -\., I'eru). 



3. 7'. Schiiieri, Heckcr. .Abh. /ool.d^ol. ( ics. Wicii, \'()l. i. p. So (looi) (Europc). 



stictica. .Aiict.. nnn Meitjcn. 



4. T . reliiliiia, Meif^en, Syst. Heschr. \ ol. h. p. 224 ( i,s3o) (lCurope, Norlli .\ineiica). 



5. Genus MELALONCHA, Brues 



Melaloncha. Ilrucs. Tiaiis. .Ainei. h.iit. Soc. \'ol. jc). p. 374 (1904). 



Characters. Modciateh' lai,L;c spccics witli loii.i; aiid iiariou \\"iiii;s: licad licinisplici ical, eves 

 larf^c. 1'iont nairow. tvvicc as hif^h as bio.ul. witli 110 incdian fJioove 01 occUai tiibcrclc. hrontal bristles 

 all iiclinalc. in tonr transverse rows: thc ocellai row consistini;" of toui brisllcs and ihc lowei oiics of 

 two cacli, tlic inedian pairs beiiiir absent iii lhcs<' row s. .\iitt-nna' inscrted verv low" dow n ; (^lonj^ate oval, 

 l)()iiitcd at tij) aiid with apical aiista. In .uldituin to heiiif.; ,i.;icatl\" eloiii^alcd, thc arc iiii vcd upvvard, dtie 

 to aii aicuation of llic llnnl ]oint. Palpi sinall. witli dclicatc bristlcs. Thoiax and abdomcn 1101 inal 111 thc 

 male; iii the femalc tlie abd(jmcn is \ciy slendei and eiids iii asymetiical. sharply jjomtcd, very hea\ii\' 

 chitiiiizcil ovi])ositor. .AiUcii^n' temora cach with a small macrochaeta oii outi^r side just bctore the knee. 

 Middle tibia- w ith 110 bi istles except a sin,t;Ic apical spiii . I 'osterioi lemora rathci" slcndci in tlic lcinale, 

 stonter 111 thc iiiale. I I ind tibia' ti'ii"i|.;ed abo^c 111 botli sexcs w ith a series ot stonl bi istlcs; w ith twn apical 

 spuis. Wiiigs longer and narrowci ihaii iisual ; costal \ciii witli ininntc bristlcs, tliiid \cin iiot torked at 

 ti)); loiir lii;ht \'eins ])rpsciit. Pulvilli aiul (Miipixha \\c\\ dc\ cloiicd. 



Type species : .1/. ['iilc/ii/la. I!iiics. 



Geographical distributlon of species. Two spccies aic knowii. botli l.oin Sniith .\iiiciica. 



i. M. fiiii/nlla. liiiics, rians, .\mci. Eiil. Soi . \ dl. 2(|. p. ij^ ( Kjo^) (Bolivia). Plate 2, Fig. 13. 

 j. M. styhta. Schiner, Kcise Novaia. I >i])t. j). ja.j (iSd.S) (South .America). 



* 



6. Genus APOCEPHALUS, Coquillett 



Apocephalus. i oi|iiiIIett. Trans. l'"nt. Soc. Wash. \'ol. 4, ]). .^ol (Kioil. 



Characters. — llead hcmisiilici ical. c\es larj^c. bioiil broad, its bnstles all reilinate. airan.^ed 



