68- 



NORTH AMERICAN BATS. 



restricted sense in which the genus Vesjyertilio is now received, 

 is sufficient apology for the insertion of this bat under the genus 

 above proposed. 



Antrozous pallidiis, Allen. 



The Pale Bat 

 Fig. Q6. Fig. 67. 



Vespertilio pallidus, Lecoxte, Proc. Acad. Nat. Sci. VII, 1855, 43.— Baikd, 

 U. S. and Mex. Bound. Survey, Report II, 1858, pi. i, fig. 1. 



Description. — Head slightly hairy, and of a light brown color. 

 A small wart over each eye ; a larger one between outer border 

 of ear and angle of mouth, and another under the lower jaw. 

 Ears high, elliptical, furred at base posteriorly ; a slip of fur 

 running up along the inner border ; a similar, but narrower slip, 

 running up along the anterior part of the ear. Tragus half as 

 high as auricle, lanceolate, in many instances terminating in a 

 fine point, sometimes in a blunt one ; straight on inner border, 

 diverging on outer, where it is finely crenulate. The outer border 

 of the ear does not reach the angle of the mouth by a distance of 

 three lines. Feet rather large ; calcaneum moderate. 



Two varieties of color are observed in this species — the fawn 

 and the 5'ellowish-brown. The first was the one described by 

 Major Leconte. This author says : " Hair light fawn colored, 

 tip witli darker, beneath paler." The yellowish-brown may thus 

 be described: Hair al)Ove light brown at base, darker at tips; 

 below lighter brown not tipped. In some instances the brown 



