270 EDWARD NORTON. 



last black ; hinder spurs long ; wings very faintly clouded ; lanceolate 

 cell closed. 



9 . The female resembles the male in every respect, except that the 

 hinder tibite are banded with yellow in the middle. 



Connecticut, New York, Illinois. 



About fifty males and one female. 



8. M. pannosus. 



AUantus jmnnosus, Say, Bost. Jour. I, 1835, 217, 6. 

 Norton, Bost. Jour, vii, 257, 40. 

 Macrophy a pannosus, Norton, Bost. Proc. ix, 118. 

 Black: mouth, collar, coxse aud most of legs white, with a blaok line down 

 four anterior legs; hinder legs black, with a spot on coxse, trochanters and a 

 band on tibiee white. Length 0.40. Br. wings 0.70 inch. 



'■'■% . Body black; nasus deeply emarginate, white; labrum sub-or- 

 bicular, truncate, sub-emarginate before, blackish on the disk or with- 

 in the emargination of the nasus; mandibles black at tip; maxillary 

 palpi dusky in the middle of the basal joint; thorax and posterior edge 

 of the collar white; wing scale blackish; wings hyaline, nervures 

 black; carpus on the inner half dull wax-yellow; pleura immaculate; 

 feet, anterior pairs white before, with a black line behind; coxae white; 

 tarsi white, with dusky incisures; posterior pair black, incisures of the 

 thiahs, band on the tibiae and base of the ultimate joints of the tarsi 

 white; coxae white, with a black spot above aud beneath. Ijength one- 

 fourth of an inch. 



9 . Coxae with a large black spot; posterior tibiae with a white lon- 

 o-itudinal line. Len<Tth three-tenths of an inch." 



Var. 9 . The basal plates white. 



Elaine, New York, Maryland. Indiana, (Say.) 



All the specimens examined have the hinder coxae black, with a 

 large white spot above aud beneath. The posterior tibi;c have not a 

 "white longitudinal line," but a whitish band, almost interrupted be- 

 hind. 



9. Macrophya proximata, n. sj). 



Black; mouth, tegulse, edge of collar and of basal plates, anterior legs be- 

 neath and a band on posterior tibise yellow-white. Length 0.39. Br. wings 0.76 

 inch. 



9 . Body short, cylindrical; head and pleura with dense punctures; 

 antenna) as in M. Jlaviroxee ; nasus deeply incurved, and with the 

 mouth beneath, tegulae, collar and basal plates straw-yellow; logs black; 

 tips of coxae, trochanters and base of femora, anterior legs beneath, me- 

 dial knee jcMiits, and tibiae (except at apex) and tarsi (except their 



