Gf; 



BULLETIN OF THE UNITED STATES FISH COMMISSION. 



Measurements (in millimeters) of fur-seals (Callotaria ursina), Bering Island, North Bookery, July SO, 188S. 



Measurements {in miUim€te)'s) of specimens of fur-seals collected for United States Noiional Museum, at 

 North liookeryj Bering Island, August 20, 1SS3. 



Total length 



From nose to end of out- 

 stretched hind feet 



From nose to armpit 



From nose to eye 



From nose to ear 



Distance hetween eyes 



Distance between ears 



Length of ear 



Length of longest mustache 

 bristle 



Length of fore limb 



Width ©f fore foot 



Length of hind limb 



"Width of hind foot at tarsus. 



Width of hind foot at end of 

 toes 



Average leng;th of toe flaps. . 



Length of tail 



Distancebetvveen tips of out- 

 stretched fore limbs 



Girth of necli behind theears. 



Girth over the shoulders 



Girth behind fore limbs 



Girth in front of hind limbs. 



No. 2522 No. 2523 No. 2524 No.2525'No.2526 No.2527;No.2528 

 male. ; male. male. male. | female, pup. pup. 



No. 2529 

 pup. 



Measurements of two gray pups y taken at North Rookery j Bering Island, October' 26, 1S82. 



Tip of nose to end of tail. . 

 Tip of nose to fore flippers 



Fore flippers , 



Hind legs 



Tip of nose to eye 



Tail 



Girth behind fore flippers. 

 Ear 



No. 1697. 



Male, 

 38 pounds. 



No. 1696. 



Female, 



30 pounds. 



VIRILITY OF BULLS. 

 While there is thus shown to be a certain instability in the rookery outlines and 

 quite an uncertainty as to the various classes and stages of the seals, except in a 

 general way, there is observable a similar lack of .strict adherence to the habits as 

 described by many writers, thimgli these may upon the whole be correct. No doubt, 

 for instance, many of the old bulls on the rookery, especially early in the season, stand 



