256, U. S. Dept. of Agriculture. 
Plate !V= 
Fig. 1.— Eggs cf the Angular-Winged Katydid (Microcentrum rhombifolium), 
Showing Exit Holes of the Parasite, Anastatus sp. Twice Natural Size. 
(Original.) 
Fig. 2.-The Angular-Winged Katydid: Adult Male. Three-Fourths Enlarged. 
(Original.) 
THE ANGULAR-WINGED KATYDID. 
