The prairie hare.

1

1870.  The jack-rabbit is about four times as large as the common “cotton-tail,” and two of them made an ample meal for our crowd of sixteen.—J. H. Beadle, ‘Life in Utah,’ p. 222 (Phila., &c.).

2

1878.  The only game in most of that region is jack-rabbits and sage-hens.—The same, ‘Western Wilds,’ p. 173.

3

1882.  The gray squirrels speed for their holes with flying leaps, the jack-rabbits with long kangaroo-like bounds.—W. H. Bishop, ‘Southern California,’ Harper’s Mag., lxv. p. 869/1 (Nov.). (N.E.D.)

4