Key to the Melanoplus Species

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F Cerci symmetrical with shallow spoon-like depression; hind tibiae variable in color but usually red; widespread and common in eastern Colorado.
Cercus Top view of abdomen tip of male
Melanoplus angustipennis (Dodge)

F' Cerci not symmetrical; cerci grooved or depressed at tip; hind tibiae brown; associated with juniper and pinon; nocturnal and rare; southeastern Colorado.

Melanoplus splendidus Hebard

Grasshoppers of Colorado Contents