PLATE V. 



Photo. 1. Ventral view of a toad bug", Gelastocoris sp. new, showing 

 him in possession of three lace bugs (Tingididse) . (Bug from Larned, 

 Kan.) 



Photo. 2. Ventral view of another bug of the same species with a 

 Mirid (Capsid). 



Photo. 3. The marshtreader, Hydrometra martini, from the Cat- 

 tail Pool at Lawrence, Kan. 



Photo. 4. The end of a battle — photograph of Nepa and Ranatra. 

 These bugs were placed in a jar of water without supports and Nepa 

 proved to be the better able to control himself. (Ithaca, N. Y.) 



Photo. 5. Photograph of Salda anthracina from the bog pond, Ring- 

 wood Hollow, near Ithaca, N. Y. 



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