of the District of Montreal. 291 



chant points, two rows below and three above ; 2nd, 4th and 6th 

 in lower jaw largest. Fur blackish beneath, with shining brown 

 tips ; chesnut coloured on back, and paler on the abdomen ; in- 

 terfemoral membrane slightly hairy on both sides, with the end 

 of the tail projecting beyond it. Hind feet long, slightly hairy, 

 6 dactyle ; claws horn-colour and curved ; wing membrane na- 

 ked. Head short, flat, tips of nose and lower jaw naked ; eyes 

 almost imperceptible, placed close to the base of the ear ; ears 

 nearly as long as the head, ovate obtuse ; tragus subulate ; whis- 

 kers few, and almost imperceptible from their fineness. 



(Described from a specimen in the museum of the Natural 

 History Society, Montreal.) 



V. noctivagans. Silver haired or Audubon's bat. 



F. Avduhoni. Harlam. 



V, noctivagans. Annals of New York Lycenm, 1837. 



v.s.p. Length from tip of nose to tip of tail 4 inches ; of 

 tail If inch ; of head f inch ; of ears f inch ; alar breadth 11 

 inches. Fur black beneath, changing to brown, and tipped with 

 white along the back and abdomen, white tips less frequent to- 

 wards the head which is brown ; cheeks, tip of nose, and sides 

 and extremity of lower jaw almost naked ; nostrils prominent ; 

 eyes visible ; ears as long as the head, erect, subrotund, emar- 

 ginate and revolute behind ; anterior tips white and ciliate ; whole 

 ear internally sparingly covered with hair ; tragus arcuate, obtuse, 

 about 1 \ lines long ; wing membrane slightly pubescent along 

 the humerus ; interfemoral membrane triangular, enveloping the 

 whole tail except the half of the last joint, pubescent beneath, 

 hairs in lines ; superiorly the half next the body covered thickly 

 with hairs slightly tipped with white, the hair nearly three lines 

 long ; nails crooked, horn colour, grooved beneath. A very 

 pretty bat, rarely met with. 



(Described from a specimen in the museum of the Natural 

 History Society, Montreal.) 



Ord. III. Carnaria. 



Fam* Insectivora. — Gen. Sorex, 



Gen. char. Incisors |, canines |f, molars ff = 28 to 30. 

 Upper incisors base-indented ; molars pointed ; head elongate ; 

 snout moveable ; ears and eyes small ; nails short and curved. 

 Teats 6 to 8, pectoral and ventral ; strong smelling sebaceous 

 glands on each flank. 



