Melanoplus borealis stupefactus (Scudder, S.H., 1876)

Scudder, S. H. 1876. Appendix H9. Report on the Orthoptera collected under the direction of Lieut. G. M. Wheeler, during the season of 1875. Ann. Rep. Chief Engineer's U. S. Geogr. Surv. W. of 100th Merid. Appendix JJ:498-515