324 VESPEBTILIONID^. 



Hah. S. America (Brazil, Uruguay). 



Type in the collection of the Paris Museum. 



a. S ad., al. Uruguay. Thomas Havers, Esq. [P.]. 



38. Vespertilio evotis. 



Vespertilio evotis, Allen, Mo-nogr. Bats N. America, p. 48, figs. 42, 43 

 (1864). 



Ears very large, laid forwards they extend 0"-35 beyond the end 

 of the muzzle ; the inner margin of the ear-conch is regularly con- 

 vex, the tip shortly rounded off, the outer margin slightly concave 

 in upper third, then convex, emarginate opposite the base of the 

 tragus, and terminating in a distinct rounded lobe : tragus very long, 

 acutely pointed, tapering from the middle upwards, and inclined 

 outwards ; inner margin convex, outer margin convex in lower half, 

 concave above. 



Wings from the base of the toes ; last caudal vertebra and half 

 the antepenu.ltimate vertebra free. 



The fur of the body extends very slightly upon the membranes. 

 The inferior surface of the interfemoral membrane has a few fine 

 hairs at the base of the tail only. 



Fur above dark at the base, the extremities of the hairs light 

 yellowish brown ; beneath also dark at the base, but the extremities 

 are white. 



Second upper premolar in the tooth-row nearer to the first than 

 to the third premolar, from which it is separated by a slight interval ; 

 first and second lower premolars similar ; lower incisors crowded. 



Length (of an adult (J), head and body 1"'7, tail l"-6, head 0""7, 

 ear 0"-85, tragus 0"-45, forearm l"-45, thumb 0"-35 ; third finger — 

 metacarp. l"-3, 1st ph. 0"-45, 2nd ph. 0"-7 ; fifth finger — metacarp. 

 l"-lo, 1st ph. 0"-35, 2nd ph. 0"-4 ; tibia 0"-65, foot 0"-33. 



Hab. North America west of the Rocky Moujitains. 



a. ad. sk. California. Purchased. 



h. 5 ad., al. East Oregon. H. N. Moseley, Esq. [P.]. 



(Found amongst rocks on Deschutes River, near Camp Polk.) 



39. Vespertilio subulatus. 



Vespertilio subulatus. Say, Long^s Expedition to the Mocky Mountains, 

 ii. p. 65 (1823) ; Coopei; Ann. Lye. New York, iv. p. 61 (18.37) ; 

 Wagner, Suppl. Schreb. Saugeth. i. p. 532, v. p. 750 ; Leconte, 

 Proc. Acad. Nat. Sci. Philad. 1855, p. 436; Allen, Monogr. Bats 

 N. America, p. 51, ligs. 45, 46 (1864). 



P Vespertilio califomicus, Bachman, Journ. Acad. Philad. Nat. Sci. 

 1842, p. 436 ; Peale, Utiited States Expl. Exped. p. 3 (1858). 



Ears broad, nearly as long as the head ; inner margin of the ear- 

 coneh regularly and rather strongly convex, the basal lobe short," 

 angular, and narrowly rounded off at the angle, the tip broadly 

 rounded off, not projecting outwards, the upper half of the outer 

 margin straight, becoming convex about the middle, terminating in 



