JUNE, 1896] SYNOPSIS OF THE WEASELS OP NORTH AMERICA. 



21 



and much broader and more rectangular andital bulla>, which as a rule 

 are broadly truncate instead of narrowly rounded anteriorly. 



Measurements. Average of 4 males from plains of Saskatchewan and 

 Alberta : Total length, 450 ; tail vertebra^, 1 65 ; hind foot, 51. Average 

 of 3 females: Total length, 387; tail vertebrae, 144; hind foot, 44. 



PUTORIUS LONGICAUDA SPADIX Bangs. 

 I'utorluH loiif/icauda xpailir Banjfs: I'roc. I'iol. Hoc. Wash., X, pp. 8-9, Feb. 25, 1896. 



Type locality. Fort Snelling, near Minneapolis, Minn. 



Geographic distribution. Edge of timber belt in Minnesota, along 

 boundary between Transition and Boreal zones. 



General characters. Similar to P. longicauda, but much darker. 



Color. Summer pelage : Upper parts chocolate brown, darkest on the 

 head, but paler than in nove- 

 boracertvis; chin and upper lip 

 whitish all round; restof under 

 parts, including upper surfaces 

 of fore feet and toes of hind 

 feet, buflfy yellow ; terminal part 

 of tail black. Winter pelage: 

 Snow-white everywhere except 

 black tip of tail and a yellow- 

 ish suffusion on rest of tail, and 

 sometimes also on under side of 

 hind feet. 



Cranial characters. As in P. 

 longicauda. 



Measurements. 1 Average of G 

 males from Fort Snelling, Minn. : Total length, 460; tail vertebrae, 1G6.5; 

 hind foot, 54.5. Average of 3 females: Total length, 35G; tail verte 

 bra?, 132; hind foot, 43.5. 



PUTORIUS SATURATUS sp. uov. Cascade Mountain Weasel. 



Type from Siskiyou, near southern boundary of Oregon (altitude, about 4,000 feet). 

 No. 65930, 3 ad., U. S. Nat. Mus., Department of Agriculture collection. Collected 

 June 6, 1894, by Clark P. Streator. Orig. No. 3905. 



General characters. Similar to P. arizonensis, but larger and darker, 

 with belly more ochraceous, and with distinct spots behind the corners 

 of the mouth. 



Color. Color of upper parts in summer pelage (June) dark raw- 

 umber brown, becoming much darker on the top of the head and nose; 

 terminal part of tail black; a brown spot at corner of mouth which 

 may be confluent with brown of cheeks ; color of upper parts extending 

 over outer side of forearm to wrist, and over hind foot to toes; chin 



FIGS. 10 uiid ll.-Putorius 1. epailix ? ad. Elk liiver, 

 Minnesota. 



'These measurements were taken in the ilesh by Dr. E. A. Mearus, to whom I am 

 indebted for them. 



