Grasshoppers of Wyoming and the West

Entomology

Key to the Melanoplus Species

Previous Step (D')

E Tegmina not meeting dorsally, separated by distinct space; tegmina approximately length of pronotum; hind tibiae blue-brown; mountains at fairly high elevations.
 

Melanoplus oregonensis Thomas

Top view of head, pronotum and tegmina	Cercus

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E' Tegmina meeting dorsally, not separated by space.

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F Cerci appearing swollen; subgenital plate tapering to a blunt point when viewed from rear; hind tibiae blue-brown; mountains of central Colorado.
 

Melanoplus kennicotti Scudder

Cercus	Back view of subgenital plate

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F' Cerci flat, not appearing swollen; subgenital plate truncate with small notch when viewed from rear; hind tibiae red to yellow-brown; mountains of southern Colorado.
 

Melanoplus borealis (Fieber)
See M. borealis fact sheet from Dr. Pfadt's Field Guide to Common Western Grasshoppers

{Possible} Cerci	Subgenital plate

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