256 A NATURALIST IN THE GREAT LAKES REGION 



locust (Fig. 383). Those of the dry prairie are the field grass- 

 hopper, the glade grasshopper, the straight-lance and the 

 meadow grasshopper (Fig. 383). 



FIG. 382. Pennsylvania meadow mouse, Microtus pcnnsylvanicus, and foot- 

 prints. 



FIG. 383. Different species of grasshoppers: a, the two-lined locust, Mclano- 

 plus bivittatus; b, the red-legged locust, M. femur-rubrum; c, the short- winged 

 meadow grasshopper, Xiphidium brevipenne; d, the common meadow grasshopper, 

 Orchelmium vulgare; e, the sprinkled grasshopper, Chlocaltis conspersa; /, the 

 green-legged locust, Melanoplus viridipes. 



Many larvae are found feeding on the grasses and associated 

 plants, particularly on the low prairie where such plants remain 



