362 



REPORT OF THE COMMISSIONERS OF 



the more southern portions of the middle states and in the southern states, but it 

 appears to be absent from the peninsula of Florida. It occurs within these limits 

 from the Atlantic to Texas and reaches the less timbered regions west of the Missis- 



Fig. 4: PlMPLA INQUISITOR : a, full-grown summer larva; /', hibernating larva; c, mouth-part of larva; 

 J, adult female; e, abdomen of male from side — all enlarged; r, greatly enlarged. (After Howard: 

 U. S. Dep't agriculture, Division entomology. Tech. ser. no. 5, 1897.) 



Fig. 5: Chalcis ovata : a, pupa; l>, parasitized pupa of Notoloplnis ; c, adult; d, outline of same from 

 side; e, pupal exuvise — enlarged. (After Howard: U. S. Dep't agriculture, Division entomology. 

 Tech. ser. no. 5, 1897.) 



sippi. Professor Webster has recently shown that this insect has established itself 

 in Ohio within 25 miles of lake Erie. 



Natural enemies. This species is subject to attack by several natural enemies. 

 Pimpla inquisitor Say, P. conquisitor Say, and Hemiteles tliyridopterigis Riley, are 



