THE MONTHLY BULLETIN. 



253 



THE LESSER FRUIT FLY. 



Drosophila ampelophila Loew. 

 (Figs. 248-251.) 



General Appearance. — Very small, amber to reddish in color, with 

 bright red eyes. The posterior tip of the abdomen of the males is 

 dark. The maggots are white. The puparia have two prominent pos- 



B'lG. 249. — Puparia and maggots of 

 Drosophila ainpelophila Loew on soured 

 banana peel. Natural size. (Original.) 



terior tubercles not unlike horns and vary from yellow to brown in 

 color. This species can always be distinguished from all others by the 

 comb of black spines on the upper side of the front metatarsus near the 

 tip of the male. 



Life History. — The eggs are deposited in suitable feeding places for 

 maggots, on canned, pickled or soured fruit. The maggots work upon 



