KEY TO WYOMING GRASSHOPPERS: Gomphocerinae
Previous Step (16b)
Vertex of head usually tricarinate, one median carina and two supplementary.
Antennae flattened throughout, distal segments becoming slightly wider.
Internal spurts of caudal tibia decidedly unequal...
Dorsal view of head and pronotum, showing carinae.
Eritettix simplex (Scudder)
Vertex of head at most with a slight indication of a median carina. Antennae
not flattened or flattened proximally, no widening of distal segments.
Internal spurs of caudal tibia equal or only moderately unequal... go
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