Rocky Mountain locust


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(Zool.) the Western locust, or grasshopper. See Grasshopper.

See also: Rocky

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
The Rocky Mountain locust (Melanoplus spretus) is an example.
The demise of the Rocky Mountain locust is the only known case of a major pest species destroyed by people.
But as the disappearance of the Rocky Mountain locust shows, even something as large and recurring as locusts need not always be a risk to manage.
"We especially want to discover why one species known as the Rocky Mountain locust - which numbered in the billions periodically - mysteriously began to disappear in the late 1800's and became extinct in the early 1900's," says Richard Nunamaker, ARS entomologist in Laramie, Wyoming.
In July 1875, the Rocky Mountain locust swept across the Great Rains in biblical proportions.
In July 1874, a swarm of Rocky Mountain locusts covered a 198,600-mile area as they flew over Nebraska.
In July 1874, a swarm of Rocky Mountain locusts covered an estimated 198,600-mile area as they flew over Nebraska.
For instance, the clouds of Rocky Mountain locusts that swept the continent's midsection annually from 1873-1877 reduced thousands of residents of Nebraska, among other states, to the brink of starvation.
Entomologist Jeffrey Lockwood suggests that drought and a constant southerly wind spread the Rocky Mountain locusts (Melanoplus spretus) over an immense area for days on end during their northward migration.
Greatest concentration: A swarm of Rocky Mountain locusts covered an estimated area of 198,600 square miles when they descended on Nebraska, US, in 1884.
In July 1874 a swarm of Rocky Mountain locusts covered an estimated 198,600 mile area as they flew over the state of Nebraska, US.
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