APPENDIX, "79 



4. V. crassus. — The head is like that of the Murinoid group of hats. 

 Two false molars on each side of the two jaws ; the ears are ohtuse, the 

 tragus is lanceolate. All the superior parts of the body of a brown 

 chestnut-gray, and the inferior parts whitish ; the fur at its base is darker 

 tinted than its tips. Moustaches are present on the upper lip and upon 

 the lower jaw. 



Length of body, from tip of nose to base of tail, 2 inches ; length of tail, 

 1 in. 8 lines ; expanse of wing membranes, 8 in. 8 lines. 



This species was collected by M. Leseuer, who sent it from New York, 

 under the name which I have retained. 



5. F. gp-oryianuit. — The head is like that of the Murinoid group of bats. 

 The ear is emarginate, and the tragus is subulate. All the superior parts 

 of the body are colored by a mixture of black and whitish yellow ; the 

 black mostly, inasmuch as the points of the hair are whitish, the re- 

 mainder being black. The inferior parts are gray, but mixed with black 

 from the same cause which colors the superior portions. Moustaches are 

 present on the sides of the upper lips and upon the lower jaw. 



Length of body, from tip of nose to base of tail, 1 in. 6 lines •. length 

 of tail, 1 in. 2 lines ; expanse of wing membranes, 7 in. 2 lines. 

 Hah. Georgia. (Major Leconte.) 



6. V. suhflavus. — The head is like that of the Murinoid group of bats. 

 The ear is emarginated, the tragus is half heart-shaped. The inferior 

 parts of the body are of a clear whitish-gray, slightly waved with brown ; 

 the superior parts are of a white yellow ; the hairs of the superior parts are 

 black at their base, whitish through the greater part of their length, and 

 brownish at their tips ; that of the inferior parts are black at their basal 

 portions, and of a whitish yellow at their outer. Moustaches are present 

 on the sides of the upper lip and beneath upon the lower jaw. 



Length of body, from tip of nose to the base of the tail, 1 in. 6 lines ; 

 length of the tail, 1 in. 3 lines ; expanse of wing membranes, 7 in. 2 lines. 

 Hab. Georgia. (Major Leconte.) 



H. 



J. J. Audubon and the Rev. John Bachman, D. D. — Journal 



Acad. Nat. Sci. Pliila. 1842, 280. 



Vespertilio vionticola. (Mountain Bat.) — V. vespertilione subulata 

 brevior ; auriculus brevioribus ; tragus non excedentibus, dimidiau longi- 

 tudinem auriculae ; colore fulvo. 



Mountain Bat. — Smaller than Say's Bat — ("T''. snhulatvs") — ears shorter; 

 tragus less than half the length of the ear ; color yellowish-brown. Upper 

 fore teeth bilobate ; ears moderate, naked, erect, rather broad at base ; 

 tragus linear, subulate ; body small ; wings long ; tail projecting a line 



