Plate XLII 



Prairie Species 



Fig. 1. Small Milkweed Bug, Lygceus kalmii. Enlarged. 



Fig. 2. Flea Negro-bug, Tliyreocoris pulicarius. Enlarged. 



Fig. 3. Large Milkweed Bug, Oncopeltus fascial us. (Uhler, Standard 



Nat. Hist.) 

 Fig. 4. Ambush Bug, PJiymata fasciata: a, dorsal view; h, side view; 



c, front clasping leg; d, sucking beak. (Riley, Bur. Ent. 



U. S. Dept, Agr.) 

 Fig. 5. Dusky Leaf-bug, AdelpTiocoris rapidus, nymph. 

 Fig. 6. The same, adult. 



