KEY TO THE SLANT-FACED GRASSHOPPERS (Gomphocerinae)
Previous Step (21b)
Lateral pronotal carinae cut by one sulcus. Tegmina of male lacking well
developed spurious vein in ulnar area. Female with anterior ulnar vein
usually noticeable curving anteriorly. Dorsum of fastigium with depression
mostly weak and near apical edge; fastigium mostly obtuse. Eastern plains...
Lateral pronotal carinae cut by two or three sulci. Tegmina of male usually
with well-developed spurious vein in ulnar area. Female with anterior ulnar
vein usually nearly straight. Fastigium usually rectangular to acut, with
well-developed depression. Statewide...