FAUNA AMERICANA. 145 



The Campagnol or Meadoio Mouse of Pernio 

 sylvania. Warden's Descrip. of the United States, 

 vol. V. p. 625. 



Described in Wilson's Ornithology, vol. vi. pi. 

 50. fig. 3. Arvicola Pennsylvanica, Ord. Guthrie's 

 Geography. 



Description. Colour above a brownish-fawn; 

 beneath grayish-white; eyes very small; ears 

 short and round. 



Dimensions. Total length, from the origin of 

 the tail to the extremity of the nose, four inches ; 

 tail three-fourths of an inch. 



Habit. Feeding on bulbous roots ; injurious 

 to river plantations, making holes in the banks. 

 According to Mr. Ord, the female brings forth 

 only two young at a birth ; the teats of the female 

 are situated very near the organs of generation; 

 she carries her young between the hind legs. 



Probably a variety of the Arvicola xanfhogna' 

 thus, described p. 136. 



Genus. 

 Lemmus, Link, Cuv. Geoif. 

 Hypudaus, Illig. 

 Georychus^ idem. 

 Mus^ Linn. Pallas. Gmel, Bodd. 

 Glis., Erxleb. 



Lemming. 



GHAHACTERS. 



^ . o C Incisor 2. 



CsupenorS. s v-r^i^, ^ 



Dental formula.— Teeth 16.^ ^ Molar o. 



J  c • o S Incisor 2 



fmienoro. -s »»_t... ^ 



< Molar 6 



10 



