Fia. XXVII. OviS C. CREMNOBATES. YOUNG RAM AND OLD EWE. 
similar to those of O. stonit; head very broad between orbits, from 
20 to 25 mm. broader in old rams than the head of O. c. nelsont; 
horns of adult rams very large and curving outward from the head; 
those of ewes with the points diverging widely apart. 
Color. Upper parts and sides varying in individuals from drab 
gray or pale broccoli brown to hair and whitey brown; in some cases 
this sheep appears almost white; chest, line along ventral surface, 
and front of legs black or brownish black; head and neck hair brown, 
darker than back in some individuals, drab gray in the old ram; back 
part of legs and inside of hind legs, narrow line in center of ventral 
surface, caudal patch, nose around nostrils and inside of ears white; 
line across caudal patch from tail to darker color on rump (as in all 
Mountain Sheep), and the tail brownish black. 
Measurements. Female. Total length, 1450; tail, 120; hind foot, 
375; ear, 114. Skull: total length, 283; occipito-nasal length, 226; 
Hensel, 246; width between outer edge of orbits, 156; zygomatic 
width, 124; length of nasals, 109; palatal length, 148; length of upper 
tooth row, 84; length of half of mandible, 203; of lower tooth row, 82. 
Horns, total length along curve, 310; circumference at base, 144; 
spread at tip, 393. Head of old ram, total length, 330; width 
