Pardalophora haldemanii is a large uncommon grasshopper that
occurs in Wyoming's grasslands east of the Continental Divide. It prefers
drier areas than P. apiculata. Nymphs overwinter in the third and
fourth instar. Adults are present in late June and July. It is not considered
a pest species in Wyoming.
Ref: Otte 1984, and Capinera and Sechrist 1982.