FAUNA AMERICANA. 167 



(A specimen in the Philadelphia Museum, brought 

 by Major Long's exploring party.) 



Species. 



5. ^rdomys fra7iklmii, Sabine, Trans. Lin. Soc. 

 vol. xiii. tab. 27. p. 587. 

 Gray American Marmot. 



Char. Essent. Head furnished with small ears; 

 snout very obtuse ; tail elongated ; body variegat- 

 ed fuscus. 



Dimensions. Total length, not including the 

 tail, eleven inches ; of the tail to the end of the 

 hair five inches. 



Description, Face broad, nearly covered with 

 rigid hairs (black and white ;) nose bare and very 

 blunt ; ears broad, covered with short hairs ; short 

 black whiskers on the cheeks, and similar hairs 

 grow thinly distributed above and below the eyes; 

 throat dusky white ; upper incisors short, and of 

 a reddish colour; inferior incisors twice the length 

 of the upper, and paler ; upper part of the body 

 with short hairs, dark at the base, in the middle 

 dingy-white, then first black, next yellowish-white, 

 and tipped with black; the whole a variegated 

 dark yellowish-gray; the hair on the sides is 

 longer, has less black, and is without the yellow- 

 tinge ; that on the belly is dark at base, and dingy- 

 white above; tail with long hairs banded with 

 black and white, tipped with white, the wliole 

 appearing indistinctly striped with black and 



