OVIS. 



86 



FlG. XXVII. OVIS C. CREMNOBATES. YOUNG RAM AND OLD EWE. 



similar to those of O. stonii; head very broad between orbits, from 

 20 to 25 mm. broader in old rams than the head of 0. c. nelsoni; 

 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 



