VESPERTILIO, 
a.’ Muzzle narrow. 
a.’’ General color bistre or sepia............. V. fuscus 
b.’” General color dark reddish brown.....V. f. cubensis 
ec.’ General color dark sepia......... V. }. mtradorensts 
dir AUOVG Cate DOM oi thle vr ble news V. f. bahamensts 
e.’’ General color pale brownish fawn. ..V. f. peninsule 
i POV PALS DISUTO sn 0c ce ee es V. }. bernardinus 
b.’ Muzzle broad. 
a.” General color rust/red... nic es V. f. propinquus 
b. Tragus long, narrow, equal to half the length 
ORE SD As i tet canal vir eke Ga ee Dn td ..V. gaumert 
B. Outer margin of ear conch terminating under 
HATERS lit six ate ae ch haan, Srlcsie sk Gb eK As, bleed at's V. albigularis 
Fic. LXXXVII. VESPERTILIO FUSCUS. 
No. 85ro1 U.S. Nat. Mus. Coll. Twice nat. size. 
599° 
59° 
557. fuscus (Vespertilio), Beauvois, Cat. Peale’s Mus. Phil., 1796, 
p. 14. Elliot, N. Am. Mamm., rgor, p. 410. 
carolinensis Geoff., Ann. Mus. Hist. Nat., 1806, p. 193. 
phatops Rafin., Am. Month. Mag., 111, 1818, p. 445. 
melanops Rafin., Ann. Nat., 1820, p. 2. 
arquatus Say, Long’s Exp. Rocky Mts., I, 1823, p. 167 (note). 
3 
ursinus Temm., Mon. Mamm., II, 1835, p. 235. 
greentt Gray, List Spec. Mamm. Brit. Mus., 1, 1843, p. 3 
Brown Bat. 
Type locality. Philadelphia, Pa. 
~~ 
o 
Geogr. Distr. Lower California, Mexico, and “Austral, Transition, 
and (lower edge of) Boreal Zones throughout the eastern United 
States north of Florida and adjoining British provinces.’’ (Miller.) 
