VESPERTILIO.] MAMMALIA PRIMATES. 23 



29. V. Noctula, Gmel. (Noctule.) Ears oval-trian- 

 gular, shorter than the head ; tragus small, arcuate, ter- 

 minating in a broad round head : fur short, of a uniform 

 reddish brown above and below. 



V. Noctula, Desm. Mammal, p. 136. Flem. Brit. An. p. 6. La 

 Noctule, Buff. Hist. Nat. torn. vin. pi. 18. f. 1. Great Bat, 

 Penn. Brit. Zool. vol. i. p. 146. pi. 13. no. 38. 



DIMENS. Length of the head and body two inches eleven lines; of 

 the head ten lines ; of the tail one inch eight lines ; of the ears seven 

 lines and a half; of the tragus two lines and a half; breadth of the ears 

 six lines; of the tragus one line and a half; length of the fore-arm two 

 inches ; of the thumb two lines and a half : extent of wing fourteen 

 inches. 



DESCRIPT. Head very broad ; muzzle short and thick in the adult 

 state, though less so than in the last species, somewhat elongated when 

 young; nostrils tumid at the edges, slightly bilobated; forehead very 

 hairy ; rest of the face almost naked : ears shorter than the head, somewhat 

 triangular, rounded at the extremity ; the posterior margin folded back, 

 with a projecting ridge internally, and a small protuberance at the base, 

 which extends round nearly to the corners of the mouth ; tragus very 

 small, somewhat arcuate with the bend directed inwards, terminating 

 above in a broad round head. Fur rather short, but soft and thick, of 

 a uniform reddish brown colour above and below: membranes dusky, 

 with a ridge of hair along the bones of the arm. Tail shorter than the 

 fore-arm, protruding from the interfemoral membrane to the extent of 

 a line and a quarter. 



Common in many parts of the country, but only to be seen on wing 

 during the summer months. Flight high and rapid. Habits gregarious. 

 Retires early in the Autumn into hollow trees, and beneath the roofs of 

 large buildings. Has a strong disagreeable smell. 



30. V. Leisleri, Kuhl. Ears oval-triangular, shorter 

 than the head ; tragus terminating in a round head : fur 

 long, bright chestnut above, darker beneath : under sur- 

 face of the flying membrane with a broad band of hair 

 along the fore-arm. 



V. Leisleri, Desm. Mammal, p. 138. 



DIMENS. Length of the head and body two inches two lines; of the 

 head seven lines and a half; of the tail one inch eight lines ; of the ears 

 five lines ; of the tragus two lines and a half ; breadth of the ears four 

 lines ; of the tragus one line and a quarter ; length of the fore-arm one 

 inch six lines and a half; of the thumb one line and three quarters: 

 extent of wing eleven inches. 



DESCRIPT. Muzzle rather more elongated than in the Noctule ; nose 

 depressed, naked, as is also the region of the eyes : ears oval-triangular, 

 shorter than the head, broad, the outer basal margin advancing for- 

 wards to nearly the corners of the mouth ; tragus terminating in a round 

 head, bulging out about the middle of the external margin, slightly bend- 

 ing inwards at the extremity, considered relatively, somewhat larger and 

 longer than in the last species. Fur on the upper parts bright chestnut, this 



