458 MAINE AGRICULTURAL KX IM-KI M KXT STATION. Kj)I2. 



dormant. The developing larvae then feed externally upon the 

 caterpillars, becoming full fed before cold weather sets in. 

 Transformations are completed in the spring, the adults leav- 

 ing the web nests 2 or 3 weeks after the caterpillars become 

 active. 



Protection of the parasite. The same means may be used as 

 for Monodonotomcrus only in this case the barrels should be 

 left longer before destroying the webs of the browntail cater- 

 p. liars. 



Pteroinaliis pu-parum. (Chalcidae) 



This little parasite was reared in large numbers from chrys- 

 alids of the yellow edge butterfly on several occasions during 



FIG. 484. Pteromalus cgrccjius. Greatly 

 enlarged. (After Howard and Fiske, 1911). 



July 1912. From a single chrysalid collected on the campus 

 of the University of Maine, 87 specimens emerged. Lot 1516. 



Elachertes johannseui Crawford. (Chalcidae} 



This species mentioned in Insect Notes for 1911 (p. 243, 

 Bui. 195 Me. Agr. Exp. Sta.) under the title of Blachcrtes sp. 

 has recently been described by Mr. J. C. Crawford in the Pro- 

 ceedings of the U. S. National Museum, Vol. 43, p. 181, 1912. 



Habrobracoji johannscni Viereck. (Braconidae) 



The species noted in Insect Notes for 1911 (p. 243, Bui. 195, 

 Me. Agr. Exp. Sta.) under the name of Bracon sp. has recently 



