A Manual of the Grasshoppers of New Mexico
Melanoplus sanguinipes (Fabricius) [ = M. mexicanus Saussure, M. bilituratus (Walker), and M. atlantis (Riley)]
Adult male (from Dr. Pfadt's Field Guide)
New Mexico Distributions Map
Common name: Lesser Migratory Locust.
Size: 23-34 mm.
General distribution: Throughout United States, except most of Florida and coastal California; N. to the Yukon, S. to S. Mexico.
Distribution in New Mexico: Statewide.
Habitat: Grassland, desert, cropland.
Host: Forbs, grasses, crop plants, small trees, bushes.
Adults Present: January through November.
Notes: Male cerci broad; furculae short, thin; subgenital plate with narrow notch at apex; color brownish to greenish or grayish, hind tibiae often bright red, but usually blue in some northern areas; tegmina long and narrow. This species can usually be distinguished by the bump on the sternum and notched subgenital plate of the males. Extremely destructive species, often moving in large numbers across grassland, desert, and cropland, eating any green thing in their path.
Reference: Coppock 1962, Capinera and Sechrist 1982, Pfadt 1988.