430 



OARNIVOKA 



suffusion of whitish behind it. Ear white or bufl'y except at 

 extreme base, which is blackish. Tail black at tip, elsewhere 

 white set oiF by underlying black ; the individual hairs cream- 

 colour through basal third, then darkening rapidly through raw- 

 umber to Ijlack, the terminal third white. 



SJcuJI. — The skull is smaller than that of MiisteJa imtorius, 

 though resembling it in its general strength and raassiveness. 



Via. 86. 

 Vormela pere(jiit<na. Xat. size. 



particularly in lateral view. Doi'sal profile almost exactly as in 

 Mustela putorius, flat from level of anterior portion of orbit to 

 occipital region, the rostrum bent downward at an evident angle. 

 Depth of rostrum relativel}^ great, as in M. putorius, and notice- 

 aljly exceeding that of Mustela erminen. Postorbital constriction 

 abi'upt, as in Mustela eversmanni, giving the skull when viewed 

 from above a very peculiar aspect as compared with that of 



