INTRODUCTION. 63 



SYNOPSIS OF BRITISH QUADRUPEDS. 



I. CHEIROPTERA. 



MAMMIFEROUS animals having their anterior extremities 

 extended, and connected with the posterior by a bare mem- 

 brane, so as to enable them to fly. P. 69. 



1. RIIINOLOPHUS. 



A thin complicated nasal membrane, of which the anterior 

 part is curved in the form of a horse's shoe. P. 7o. 



1 . Rh. Ferrum-equinum. Greater Horse-shoe Bat. Pos- 

 terior nasal membrane ovate, and laterally expanded at the 

 base. P. 78. 



2. Rh. Hipposideros. Smaller Horse-shoe Bat. Pos* 

 terior nasal membrane ovato -lanceolate, without lateral ex- 

 pansions. P. 81, 



2. BARBASTELLUS. 



Nasal groove lunate, without membranous appendage; 

 forehead with a bare longitudinal line ; ears large, broad, 

 sub-quadrate. P. 76. 



3. B. Daubentonii. Barbastelle Bat. P. 83. 



3. PLECOTUS. 



Nasal groove lunate, without membranous appendage; 

 forehead flat, with a bare longitudinal line ; ears very large, 

 and elongated. P. 76. 



4. P. auritus. Long-eared Bat. Ears more than twice 

 the length of the head. P. 90. 



4. VESPERTILIO. 



Head round, forehead convex, face produced ; wings and 

 ears thin ; eyes large, exposed. P. 76. 



5. V. mystacinus. Whiskered Bat. Ears oblong, slightly 

 sinuate on the outer margin, shorter than the head ; tragus 

 straight, tapering, half the length of the ear : fur reddish- 

 black above, grey beneath. P. 90. 



6. V. Nattereri. Reddish-grey Bat. Ears oblong-ovate, 

 about the length of the head, their outer margin slightly 

 sinuate ; tragus straight, very narrow, tapering, nearly two- 

 thirds of the length of the ear; fur reddish-grey above, 

 whitish beneath ; of a lighter colour than any other indige- 

 nous species. P. 92. 



