446 



PLOIARIID^E AND TINGIDID^E. 



Plate IV. Pi.iiiAKiiD.i: and Tingididje. 

 Pig l Emesay'a brevipennis (Say); 2. Piesma cinerea (Say): 3, Melanofhopala 

 clavata Stal ; 4, Physatocheila plexa (Say); 5, Gelchossa heidemanni (O. & D.) ; 6, 

 Corythuca marmorata Uhler ; 7, Gargaphia angulata Heid. ; 8, Stephanitts pynotaes 

 Scott. (After Walden, in Hemiptera of Connecticut). 



