Plate XXXVIII 



Prairie Species 



Fig. 1. Lacewing, Clirijsopa oculata : a, egg ; /, larva ; c, tarsus of larva ; 

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

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

 Bur. Ent. U. S. Dept. Agr.) 



Fig. 2. Nine-spot Dragon-fly, Lihellula pulckella, resting on swamp 

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



