PROC U^ S. NAT. MUS. VOL. 110 



GURNEY AND BROOKS. PLATE 1 



\ A 



..\, Melanoplus mexicanus, male, La Cumbre, Mexico, b, c, M. bilituratus bilituratus, 

 males: b, from Vancouver Island, British Columbia, Canada; c, from Claydon, Saskatche- 

 wan, Canada, d, e, M. bilituratus vulturnus, females: d, from Stony Man Mountam, 

 Shenandoah National Park, \'a.; e, from Independence. Kans. 



