10 mean | 9.2 | 18.8 | 4.4 | 9.8 | 3.4 | 21.6 | 9.7 | 10.9 | 9.0 max | 9.5 | 19.4 | 4.8 | 10.2 | 3.6 | 22.4 | 10.1 | 11.6 | 9.4 min | 8.9 | 18.1 | 4.0 | 9.3 | 3.3 | 21.0 | 9.0 | 10.3 | 8.8 +------+------+------+------+------+------+------+------+------ | | 2 mi. S Schuyler, Nebraska. | 1 | 9.2 | 18.5 | 4.4 | 9.5 | 3.3 | 21.5 | 9.6 | 10.4 | 9.1 +------+------+------+------+------+------+------+------+------ | | _Zapus hudsonius pallidus_, | Valentine National Wildlife Refuge, Nebraska. | 1 | 10.0 | 19.6 | 4.5 | 10.5 | 3.5 | 22.9 | 10.0 | 11.6 | 9.3 +------+------+------+------+------+------+------+------+------ | | _Zapus hudsonius preblei_, Loveland, Colorado. | 2 mean | 9.6 | 18.5 | 4.1 | 10.0 | 3.6 | 22.3 | 9.6 | 10.4 | 9.1 max | 9.6 | 19.0 | 4.2 | 10.0 | 3.6 | 22.4 | 9.8 | 10.6 | 9.1 min | 9.5 | 18.0 | 3.9 | 10.0 | 3.6 | 22.2 | 9.4 | 10.2 | 9.1 +------+------+------+------+------+------+------+------+------ | | Spring Hill, 12 mi. N Laramie Peak, 6300 ft., Wyoming. | 1 | 9.8 | 19.2 | 4.1 | 10.2 | 3.6 | 22.8 | 10.2 | 10.7 | 9.3 +------+------+------+------+------+------+------+------+------ | | _Zapus hudsonius tenellus_, | Hazelton, 959 ft., British Columbia. | 2 mean | 9.6 | 19.4 | 4.4 | 10.1 | 3.5 | 22.9 | 9.6 | 10.9 | 9.2 max | 9.6 | 19.5 | 4.4 | 10.2 | 3.5 | 23.0 | 9.6 | 10.9 | 9.2 min | 9.6 | 19.3 | 4.3 | 10.0 | 3.4 | 22.7 | 9.6 | 10.8 | 9.2 +------+------+------+------+------+------+------+------+------ | | Cottonwood P. O., British Columbia. | 2 mean | 9.5 | 19.5 | 4.4 | 10.1 | 3.5 | 22.8 | 9.7 | 10.8 | 9.2 max | 9.6 | 19.6 | 4.5 | 10.2 | 3.5 | 22.8 | 9.8 | 10.9 | 9.3 min | 9.3 | 19.4 | 4.2 | 10.0 | 3.4 | 22.7 | 9.6 | 10.7 | 9.1 +------+------+------+------+------+------+------+------+------ | | S end Swan Lake, British Columbia. | 2 mean | 9.4 | 19.7 | 4.1 | 10.0 | 3.6 | 22.9 | 10.1 | 10.9 | 9.5 max | 9.4 | 19.7 | 4.2 | 10.2 | 3.6 | 23.2 | 10.2 | 10.9 | 9.6 min | 9.3 | 19.6 | 4.0 | 9.8 | 3.5 | 22.6 | 10.0 | 10.8 | 9.4 +------+------+------+------+------+------+------+------+------ | | Indianpoint Lake, 15 mi. NE Barkerville, British Columbia. | 4 mean | 9.6 | 18.9 | 4.1 | 9.9 | 3.4 | 21.9 | 9.5 | 10.8 | 9.0 max | 9.6 | 19.6 | 4.2 | 10.0 | 3.6 | 23.0 | 9.8 | 11.3 | 9.4 min | 9.4 | 18.3 | 4.0 | 9.8 | 3.3 | 21.3 | 9.1 | 10.2 | 8.8 --------+------+------+------+------+------+------+------+------+------ LITERATURE CITED ALLEN, J. A.