_Laramie Co._: 5 mi. W Horse Creek P.O., 7,200 ft., 2; 3-1/2 mi. W Horse Creek P.O., 7,000 ft., 3; 2 mi. W Horse Creek P.O., 6,600 ft., 1. _Additional records_ (Howell 1929:51): _Natrona Co._: Casper Mountains, 7 mi. S Casper. _Carbon Co._: Bridger Peak; Riverside. _Albany Co._: Springhill, 12 mi. N Laramie Peak; Eagle Peak; Bear Creek, 3 mi. SW Eagle Peak; Laramie Mountains, 10 mi. E Laramie; Woods [= Woods Landing]; Sherman. _Laramie Co._: Bluffs near Pole Creek; 6 mi. W Islay. TABLE 1 Average and Extreme Measurements in Millimeters of Adult Chipmunks that Occur in Wyoming Table Legend: Col. A: Greatest length of skull Col. B: Zygomatic breadth Col. C: Cranial breadth Col. D: Length of nasals Col. E: Total length Col. F: Length of tail Col. G: Length of lower tooth-row Col. H: Condylo-alveolar length of mandible --------------+------+------+------+------+-----+-------+------+-------+ | A | B | C | D | E | F | G | H | --------------+------+------+------+------+-----+-------+------+-------+ _E. m. minimus_, S of Bitter Creek, Sweetwater Co. Mean (5) | 29.9 | 16.7 | 14.8 | 9.0 | 188 | 84.6 | 4.65 | 5.51 | Min. [Male] | 29.0 | 16.5 | 14.6 | 8.6 | 177 | 81.0 | 4.52 | 15.11 | Max. | 30.9 | 17.2 | 15.0 | 9.8 | 197 | 89.0 | 4.80 | 16.21 | | | | | | | | | | Mean (6) | 30.1 | 17.2 | 15.1 | 8.6 | 193 | 85.3 | 4.69 | 16.08 | Min. [Female] | 29.0 | 16.8 | 14.9 | 7.9 | 184 | 80.0 | 4.53 | 15.71 | Max. | 30.8 | 17.7 | 15.5 | 9.4 | 200 | 93.0 | 4.91 | 16.58 | --------------+------+------+------+------+-----+-------+------+-------+ _E. m. consobrinus_, near Jackson, Teton Co. Mean (4) | 30.1 | 16.6 | 14.4 | 8.6 | 190 | 83.0 | 4.48 | 15.65 | Min. [Female] | 29.6 | 16.4 | 14.3 | 8.5 | 190 | 80.0 | 4.43 | 15.28 | Max. | 30.7 | 16.9 | 14.6 | 8.8 | 192 | 86.0 | 4.59 | 15.99 | | | | | | | | | | Mean (6) | 30.8 | 17.1 | 14.5 | 9.1 | 200 | 88.4 | 4.60 | 16.05 | Min. [Female] | 30.2 | 16.9 | 14.1 | 8.7 | 195 | 85.0 | 4.43 | 15.60 | Max. | 31.3 | 17.5 | 15.1 | 9.5 | 205 | 92.0 | 4.84 | 16.70 | --------------+------+------+------+------+-----+-------+------+-------+ _E. m. pallidus_, Moorcroft and Rockypoint, Weston Co.