The writer desires to acknowledge his indebtedness for assistance in the preparation of the above article to Mr. Charles Arthur Moore, Jr., to Mr. Andrew J. Stone, to Dr. J. A. Allen, to Mr. Charles H. Townsend, to Mr. Wilfrid H. Osgood, and to members of the Geological Survey, notably Mr. A. H. Sylvester. MEASUREMENTS. Four goat killed in the Schesley Mountains of British Columbia, in August, 1902, and measured with extreme accuracy, ran as follows: No. 43. No. 44. No. 57. No. 60. inches inches inches inches Total length, end of nose to end of tail vertebra 61 65 57 66 Tail vertebra 7 8 6 7-1/2 Tarsus 13-1/2 14 13 14-1/2 Height at shoulder 40-1/2 39 36 43 No. 57 was about a half-grown animal. No. 60 was the largest specimen and its estimated weight was over 400 pounds. Detail measurements in millimeters of No. 60[C] are as follows: End of nose to lower corner of right eye 220 End of nose to base of ear 297 End of nose to base of right horn 265 Width of head just over eyes 147 Width of nose above nostril 65 Width of nostril 81 Greatest depth of head 193 Depth of nose 156 Depth of chin 119 Between the eyes 110 Circumference of horn at base 153 Length of horn 260 Width between point of horns 210 Length of ear 150 Width of ear 65 Length of beard 110 Length of front foot 83 Width of front foot 72 Extreme width of dew claws outside 80 Length of front of front hoof 52 Hind foot, length 71 Hind foot, width 72 Length of dew claw 52 Width of dew claws 34 [C] No. 60 is goat shown on page 10. MEASUREMENTS OF MOUNTAIN GOAT HORNS IN INCHES. Four large specimens in the United States National Museum, Washington, D. C., selected and measured by Madison Grant on February 4, 1905, gave the following dimensions: Right. Left. [M] 10 9-3/4 Lake Chelan, Washington. [F] 8-1/2 8-1/2 " " [F] 8-5/8 8-1/4 Sawtooth Mountains, Idaho. [F] 7-5/8 7-3/4 " " Fifteen specimens in the American Museum of Natural History, New York City, were measured by Dr. J. A. Allen, with the following result: