.341 



ARVICOLA PENNSYLVANICA.— Ord. 



Wilson's Meadow-Mocse. 



PLATE XLV.— Two figures. Natural size. 



A., supra, cervinus ; subtus, subalbicans ; auriculis abreviatis rotun- 

 datisque. 



CHARACTERS. 



Browish fawn-colour above ; beneath, grayish-white ; eyes, small ; ears, 

 short atid round. 



SYNONYMES. 



Shobt-tailed Mouse, Forster, Phil. Trans., vol. Ixii., p. 380, No. 18. 



Meadow Mouse, Pennant's Arctic Zoology, vol. i., p. 133. 



The Campagnol or Meadow Mouse of Pennsylvania, Warden's Description of the U. S., 



vol. v., p. 625. 

 Arvicola Pennstlv amicus, Ord, Guthrie's Geography. 



" " " in Wilson's Ornithology, vol. vi., pi. 50, fig. 3. 



" Peknsylvanica, Harlan, F. A., p. 144. 

 Arvicola Albo-rcfescens, Emmons, Mass. Reports, p. 60, variety. 

 Arvicola Hirsutus, Emmons, Mass. Report. 



" " Dekay, Nat. Hist. N. Y., p. 86. 



DESCRIPTION. 



Body, robust, cylindrical, broadest across the shoulders ; diminishing 

 towards the loins ; fur, on the whole body, long and fine, but not lus- 

 trous ; on the upper surface (in winter specimens) half an inch long, 

 but not more than half that length beneath. 



Head, large and conical ; forehead, arched ; nose, rather blunt ; in- 

 cisors, projecting ; eyes, small, situated equidistant from the auditory 

 opening and the point of the nose ; the longest whiskers, about the length 

 of the head ; nostrils, lateral ; nose, bilobate, clothed with short hairs ; 

 lips, fringed ^vith longer hairs; mouth, beneath, not terminal ; ears, 

 large, rounded, membranous, concealed by the fur, naked within, except 

 along the margins where they have a few long soft hairs ; auricular 



