Platk XXXVIII 

 Prairie Species 



-(j% 



Fig. 1. Lacewing, Clirysopa oculaia : a, iegg ; /, larva ; c, tarsus of larva ; 

 d, larva feeding upon an insect ; e, egg-shell ; /, adult lace- 

 wing ; g, head of adult ; 7i, adult, natural size. ( Chittenden, 

 Bur. Ent. U. S. Dept. AgrO 



Fig. 2. Nine-spot Dragon-fly, Libellula pulchella, resting on swamp 

 plants at Station I, d. (Photograph, T. L. Hankinson.) 



