Key to the Trimerotropis Species

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F Lower border of lateral lobes of pronotum with tooth; common in western Colorado.

Pronotum
Trimerotropis californica Bruner



F' Lower border of lateral lobes of pronotum without tooth.

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G Wing bands two-thirds as broad as length of wing; inner border of bands not strongly curved; spur lacking; inner face of hind femora mostly black; sometimes common in eastern Colorado.
 
Wing Pronotum
Trimerotropis melanoptera McNeill


G' Width of wing bands less than two-thirds wing length.

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Grasshoppers of Colorado Contents