22 



ISrORTH AMEEICAN- FAUNA. 



[No. 37. 



palate abruptly truncated at posterior border; interpterygoid fossa 

 relatively wide; palatal foramina contracted anteriorly; molar teeth 

 heavy; maxillary tooth rows approximately parallel; anterior face of 

 incisors yellowish white or ivory yellow to pale orange-yellow. 



Color. — General tone of upperparts grayish- or reddish-brown, or 

 (ha ocliracea) vinaceous-cinnamon, grizzled with white, light buff, or 

 cinnamon-buff ; underfur of upperparts at base dark mouse gray to 

 blackish brown, succeeded by pallid neutral gray, light ochraceous- 

 buff, pinkish-, vinaceous-, or orange-cinnamon; long hairs dark 

 chestnut-brown, blackish brown, or (in ocliracea) orange-cinnamon, 

 tipped with light buff, pale ochraceous-buff, or white; top of head and 

 face varying from dark hair-brown or benzo brown to Vandyke- or 

 clove-brown; sides of face light buff, ochraceous-buff, or white, mixed 

 with brown; borders of nose, lips, and chin, white or huffy white; 

 underparts bujffy white, light ochraceous-buff, pinkish cinnamon, 

 tawny, hazel, or burnt sienna, more or less varied with brown, the 

 bases of hairs often blackish brown or black; fore legs and feet black, 

 blackish brown, dark chestnut-brown, fuscous, or hazel (in ocliracea), 

 the legs and thighs (except in ocliracea) overlaid with burnt sienna, 

 Sanford's brown, or tawn}^; hind legs and feet similar, but thighs 

 often paler, sometimes overlaid with pinkish cinnamon; tail black or 

 blackish brown, Vandyke- or clove-brown, or (in ocliracea) pinkish 

 cinnamon, more or less grizzled with huffy white or cinnamon-buff; 

 ears drab-gray on both surfaces, often clothed with fuscous hairs. 



Geografliic distribution. — From eastern Alaska (Fortymile Creek), 

 Great Slave Lake, York Factory (Hudson Bay) , East Main and 

 Hamilton Rivers, Quebec, south to northern Idaho in the Rocky 

 Mountains, and east of the Great Plains to northern Arkansas, north- 

 ern Alabama, and southern Virginia; west in the United States to 

 eastern parts of North Dakota, Kansas, and Oklahoma. (See fig. 1.) 



MARMOTA MONAX MONAX (Linnaeus). 



Southern Woodchuck. 



(PI. IV, fig. 2; PL V, fig. 1; PL XI, fig. L) 



[Mus\ monaz Linnaeus, Syst. Nat., ed. 10, I, 1758, p. 60. 



[Glis] monax Erxleben, Syst. Regn. Anim., 1777, p. 361. 



Ardomys monax ScLreber, Saugthiere, IV, 737, 1782; Plate CCVIII, 1780. 



[Marmotd] monax Trouessart, Cat. Mamm., SuppL, 1904, p. 344. 



Type locality. — Maryland. 



Distrihution. — Middle eastern United States from Pennsylvania, 

 New Jersey (?), Ohio, Indiana, Illinois, and Iowa, south to the north- 

 ern parts of South Carolina, Georgia, Alabama, and Arkansas; west 

 to eastern Kansas. 



Characters. — Size large; colors pale, the underfur grayish white; 

 underparts little, if any, darker than upperparts; skull massive. 



