KEY TO WYOMING GRASSHOPPERS: Acrididae

Previous Step (5a)


6a Seen from above posterior margin of disk of pronotum truncate, broadly obtuse, or convex (except Acrolophitus, which is green, hirsute, and has a high pronotal median carina). Front of head moderately to distinctly oblique. Lateral foveolae of vertex often absent or invisible from above... go to 7
 
Note posterior margin of pronotum.
Note posterior margin of pronotum.
Note oblique shape of head.
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6b Posterior margin of disk of pronotum approximating a right angle or forming an acute angle, occasionally slightly obtuse. Front of head vertical to slightly oblique. Lateral foveolae of vertex usually present and visible from above... Subfamily OEDIPODINAE (go to 32)
 
Note posterior margin of pronotum.
Note posterior margin of pronotum.
Note vertical orientation of face.
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