Families Sapromyzidae, Loncheidse and Ortalidae 



apples, and the fruit of the Osage orange, probably in ail cases, 

 however, following the work of some other insect. Strictly 

 speaking, therefore, these flies are scavengers. The brown 

 winged species of the genus Pyrgota are the largest flies of this 

 family which we have in this country. Camptoneura picta Fabr. 

 is a beautiful little fly with brown wings in which the brown 

 is incised with clear spaces. Chcetopsis cenea has been reared 

 from corn stalks, which however, as with the other species, had 

 previously been bored by some other insect. " 



176 



