FIFTH ANNUAL REPORT. 33 
OVIS DALLI (MALE AND FEMALE). 
Mounted by W. R. McFadden & Son, Denver, Colo. 
which sometimes imparts to the hair of this animal the appear- 
ance of being tipped with ‘“‘a dull rusty speck.’ It is strikingly 
shown in some skins in the American Museum of Natural His- 
tory, collected in the month of May, and which have been ex- 
amined through the courtesy of Dr. J. A. Allen. On one of 
these the entire pelage had been so discolored by what was prob- 
ably a ferruginous clay as to turn the outer surface of the pelage, 
and in some places the whole depth of it, the color of iron-rust. 
The under surfaces of the skin were most heavily stained, and 
the abdomen showed large patches of this dull-reddish clay color. 
Regarding the color of Ovis dalli, the statements of two scien- 
