MUSTELA. 139 



Genus Mustela (129). 

 Subgenus Mustela. 



Mustela costaricensis Goldman. 



Mustela costaricensis Goldm., Proc. Biol. Soc. Wash., XXV, 1912, 

 p. 9. 



Type locality. San Jose, Costa Rica. 



Genl. Char. Larger than M. affinis; bullae larger, less flattened. 



Color. Narrow white streaks across forehead and cheeks; these, 

 however, wanting on type; top of head and neck black; upperparts, 

 outer side of limbs and feet mink-brown; chin and throat white; 

 underparts on middle of belly yellowish buff; upperpart of thighs and 

 arms and tail mink-brown; top of tail black. Ex type in United 

 States National Museum. 



Measurements. Total length, 376.9; tail, to end of hairs, 87.9; 

 hind foot, 39 (skin). Skull: Occipito-nasal length, 49.4; Hensel, 

 47-55 zygomatic width, 29; inter temporal width, 11.7; length of 

 nasals, 7; length of upper molar series, 12.7; length of mandible, 36.8; 

 length of lower molar series, 14.2. Ex type in United States National 

 Museum. 



Mustela cicognanii mortigena Bangs. 



Mustela cicognanii mortigena Bangs, Bull. Mus. Comp. Zool., 54, 



1913, p. 511. 

 Type locality. Bay St. George, Newfoundland. 



Mustela arctica polaris (Barrett-Hamilton). 



Putorius arcticus polaris Barrett- Hamilton, Ann. and Mag. Nat. 

 Hist., Ser. 7, XIII, 1904, p. 393. 



Type locality. Hall Land, Greenland. Latitude 82 N.; longi- 

 tude 59 20' W. 



Mustela audax (Barrett-Hamilton). 



Putorius audax Barrett-Hamilton, Ann. and Mag. Nat. Hist. 

 Ser. 7, XIII, 1904, p. 392. 



Mustela macrophonius (Elliot). 



Putorius macrophonius Elliot, Proc. Biol. Soc. Wash., XVIII, 1905, 



P- 235. 



Type locality. Achotal, Vera Cruz, Mexico. 

 Geogr. Distr. Known only from type-locality. 



