Plate L 

 Prairie Species 



Fig. 1. Rusty Digger-wasp, Clilorion iclineumoncum. (J. B. Smith, Ins. 



of N. J.) 

 Fig. 2. Water-strider, Geri'is remigis. (Lugger, Rep. Ent. Minn. Exp. 



Sta.) 



