Key to the Melanoplus Species

Previous Step (B)

C Cerci of males markedly expanding from base; chiefly on plains but found even above timberline; hind tibiae blue.

Cercus
Melanoplus occidentalis (Thomas)



C' Cerci of males only slightly expanding or tapering in basal half, sometimes tapering throughout.

Go to D



D Furculae relatively prominent, at least one-third as long as supra-anal plate.
 
Like These


D' Furculae very short, one-fourth as long as supra-anal plate, or less.
 
Like These


Grasshoppers of Colorado Contents