18 CHEIROPTERA. 



Vespertilio mystacinus. 



Vespertilio mystacinus, Desm. Mamm. Sp. 211 ; Temm. Monog. toI. ii. 



p. 191 ; Bell, Brit. Quad. ; Blasius, Wirbelth. Deutsch- 



lands, p. 96. 

 Vespertilio humeralis, Temm. Monog. vol. ii. p. 192. 

 Whiskered Bat. 



Descriptioi^. — False molars -|-. Head small and flattish ; 

 muzzle short ; nose swollen, with a shallow cleft in the 

 middle ; face hairy, and a few scattered hairs on the nose 

 and chin longer than the rest ; a row of fine, soft, close-set 

 hairs on the uj^per lip, forming a conspicuous moustache, 

 a similar row crossing the forehead ; ears shorter than the 

 head, moderately broad, oblong, rounded at the extremities, 

 rather deeply notched on their outer margins ; tragus rather 

 more than half the length of the ear, lanceolate, perfectly 

 straight, narrowing regularly from the base to the tip, which 

 is sharply pointed ; tail longer than the fore-arm, projecting 

 1 line beyond the membrane. Fur very long, thick and 

 woolly, dusky, approaching to black, except the extreme 

 tips, which are reddish brown on the upper parts, and ash- 

 grey beneath ; interfemoral membrane sometimes marked 

 on its inner surface with numerous white ciliated lines. 



Length of head and body, 1 inch 8 lines ; head, 7-| lines ; 

 tail, 1 inch 5 lines ; ears, 5^ lines ; tragus, 3 lines ; breadth 

 of ears, 3^ lines ; tragus at base, 1 line ; length of fore-arm, 

 1 inch 3 Unes ; thumb, 2-i- lines ; extent of wing, 8 inches 

 6 lines. 



Flies low and swiftly ; retires late in the season to trees, 

 houses, or caverns ; frequents the neighbourhood of water. 

 Very rare and local in England. In France occurs in 

 the South-eastern Departments. Is common in almost 

 every part of Belgium. In Germany, where it was dis- 

 covered, is generally rare ; but is given in Gloger's Cata- 



