Sentence Examples with the word western united states

AGAVE, a large botanical genus of the natural order Amaryllidaceae, chiefly Mexican, but occurring also in the southern and western United States and in central and tropical South America.

An important geological characteristic of most of the Cordilferan region is that the Carboniferous strata, which in western Europe and the eastern United States contain many coal seams, are represented in the western United States by a marine limestone; and that the important unconformity which in Europe and the eastern United States separates the Palaeozoic and Mesozoic eras does not occur in the western United States, where the formations over a great area follow in conformable sequence from early Palaeozoic through the Mesozoic.

The short-tailed rabbit of the western United States (Brachylagus idahoensis) is the sole member of a group allied in general characters to the typical Lepus, but distinguished by the unusually short tail.

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Bailey, Handbook of Birds of the Western United States (Boston, 1902); E.