Family 29. flUSCID/G. Tl/plcal Flies. This family is very numeious, and embraces about Iwo-tliinls 

 ol tlie wliole ortlei. It needs, therefore, a separate kev. 



KEY 'J"0 THE IMUSCID.E. 



Si'B-Family I. Upper cell of wing ending near point, closed or nearly so. 



II — ^^ IJristle at end of feeler, — smooth and bare -.-_-_.-_. TachiuidiP. 



^^^^^^^~~FP^ une side bare, the other cumb-like - - - . . Muscidir (Slomoxys.) 



\^-^^^^_^^|^^^ feathery at foot, bare at point -..--._- Saciophaga. 



feather-like to the end body bristly - - Dexia. 



body bristiv cmlv at last rings -.-...._. Miiscn. 



Famiia' II. Upper cell Hide open. 



.\ scale covering the balancers in place of hind-wing and a seam across the breast-part Antkoinxia ami Hylrmia 



The scale very small or entirely wanting: the seam across breast-part incomplete or wanting. 



Here belong many families of small flies. The veinings of their wings lie between Ant/iomyia 3.\u\ Plwra. The 



scientific divisions are made on small characters, and are often very difficult to recognize in such delicate objects. 



A is called the aii\iliary vein ; i is called the first length-vein from which the forked second length-vein branches. 



Wing similar to .4;//-^(?;/n'/«. c ^ 1.1 c> ■ 'r- .< .. -r. . 



" - !icatoj'/i<ii;a, iycioiiiysti, J rvfcia, J etaiiocera, 



Vein A and I .^^eparnle - - - - - - - c j. j r, r> i i/oy;- 



J=v "^ ctepedon, Dryomyza, Pyrgota, and Ortaiis. 



Vein .\ and i. but separating ne.'^.r the front edge - - P^^ila, I^oxoccra, Citlobata and Mioopeza. 



Vein A close to I, cells large ------.-_. /fclomvza and Sepsis. 



cells small --------- I.oiic/urn and Saproinyza. 



Wing less complete than Aiitkomyia. 



Vein A close to 1 , only one cell Sflne>oceph(da. 



Vein A and i grown together ---------- Pioph'da and Agroinvza. 



separate near shoulder -------- Rphvdyiiiidir. 



Vein A only a stump ...---_---.-. Drosophila. 



Vein A entirely w anting ----------- Oscinis and Chloi ops. 



Wing with a few stout veins near front-edge, and a few weak, unconnected ones in hind-edge - - Plioui. 



(50) 



A < 



