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Grasshoppers of Wyoming and the West

Entomology

Trimerotropis cincta (Thomas)

Geographic range - the western half of the United States (Coppock, 1962). In Colorado it is found between 6,000 and 10,000 ft. (Gillette, 1904).

Colorado Distribution Map

Habitat - moderate elevations on volcanic sand, gravel and rocky soil with sparse vegetation usually near trees (Ball et al., 1942; Helter, 1972).

Adult - medium size. General color is brown. Face has dark bands below and above antennae. Band extends from eye across lateral lobes of pronotum. Dorsal posterior angle of pronotum is variable but usually is a rounded right angle. Tegmina have two or three solid dark bands. Wings are yellow basally with a weak, dark band. Hind femora have two dark bands on outer faces. Hind tibiae are blue or yellow-brown. Male length 25 mm; female 30 mm.

Seasonal history - adults are found from July to September (Alexander and Hilliard, 1969).

Abundance and importance - sometimes common in mountainous areas but not abundant enough to be damaging.

Next Species: Trimerotropis latifasciata
Previous Species: Trimerotropis campestris
Biology of Common Colorado Grasshoppers List
Biology of Common Collorado Grasshoppers
Grasshoppers of Colorado Contents

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Scott Schell

Room #9, Agriculture Bldg.

Phone: (307) 766-2508

Email: insectid@uwyo.edu

1000 E. University Ave. Laramie, WY 82071
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