1915.] 



MARMOTA MONAX GROUP. 



27 



as dark as ignava. The nortliern limit of tlie range of rufescens is 

 assumed to be about the latitude of Ottawa, but no material is 

 available from that part of Ontario, excepting the specimen men- 

 tioned above. 



Specimens examined. — Total number, 231, as follows: 



Massachusetts: Easthampton, 2. 



Michigan: Ann Arbor, 3;^ Au Sable River, Oscoda County, 1;^ Genesee, 1; 

 Rush Lake, Huron County, 1; ^ Sand Point, Huron County, 1.^ 



Minnesota: Eik River, 10; Fort Snelling, 17; ^ Princeton, 1. 



Ne^w York: Adirondack Mountains, Essex County, 76 (skulls only); Ardsley, 1;^ 

 Amber, 2; Brantingham, 1; Croton Lake, 1; Dutchess County, 1;^ Ehzabeth- 

 towD, 2; Essex County, 8; Halcottsville, 10;* Hastings, 1;^ Highland Falls, 

 1; Lake George, 11; Leyden, 2; Locust Grove, 15; Lyons Falls, 5; Miller 

 Place, 4;* Orange County, 1; Owego, 1; Oyster Bay, 2; Peterboro, 4; Piseco, 

 1; Schroon, 1; Schroon Lake, 4; Sing Smg, 4; Suffolk County, 2;^>^ Troy, -3; 

 Tupper Lake, 1;*^ Wells, 3; no specific locality, 7. 



North Dakota: Fargo, 3; Grafton, 1; Leonard, 1. ^ 



Ontario: Lake of Bays, 1; Lome Park, 7. 



Wisconsin: Bridgeport, 1; Delavan, 2; Milton, 2; ^ Racine, 1. 



mRMOTA MONAX PREBLORUM Howell. 

 New England Woodchuck. 

 (PI. Ill, fig. 3; -PI. V, fig. 3; PI. XI, fig. 3.) 

 Marmota monax prehlorum Howell, Proc. Biol. Soc. Washington, XXVII, 1914, p. 14. 



Type locality. — Wilmington, Mass. 



Distribution. — Southern New England, from Connecticut to central 

 Vermont and New Hampshire and southern Maine. 



Characters. — Size medium (smaller than rufescens, la^rger than 

 canadensis); colors pale (redder than monax, but red not so dark 

 as in canadensis or rufescens) ; skull smaller and relatively narrower 

 than that of rufescens. 



Color. — Adult: Underfur on upperparts pinkish cinnamon to light 

 pinkish cinnamon, the bases of hairs fuscous-black; long hairs 

 blackish brown, extensively tipped with white or light buff; top of 

 head and face dark hair-brown to clove brown; sides of face hght 

 buff; fore legs burnt sienna or Sanford's brown, the bases of hairs 

 often black; hind legs somewhat paler, shading to pinkish cinna- 

 mon; feet black or blackish brown; tail clove brown to black, 

 much mixed with cinnamon; underparts pinkish cinnamon or San- 

 ford's brown, varied with hght buff. Young (specimen from Saun- 



1 Collection Univ. of Michigan. 



2 Three in collection Field Mus. Nat. Hist.; five in Amer. Mus. Nat. Hist. 



3 Collection Amer. Mus. Nat. Hist. 



< Collection A. H. Helme, Miller Place, N. Y. 



5 Collection Field Mus. Nat. Hist. 



6 Collection Mus. Comp. Zool. 



7 Two in collection Fargo College; one in N. Dak. Agr. College. 



8 Collection N. Dak. Agr. College. 



9 Collection H. H. T. Jackson, Washington, D. C. 



