QUADRUPEDS. 179 



{b.) Without a tail. 



S9. Megaderma. Ears reunited on the crown of the 

 head. The interfemoral membrane is entire. Ves. Spas- 

 ma, Lin. 



N^ose simple. 

 Tail free. 



30. Thaphozus. Geof. Forehead with a depression. 

 Two incisors above, and four below. 



Tail united with the interfemoral membrane. 



31. Vespeutilio. Ears separated. Incisors, lour above, 

 and six below. 



32. Plecotus. Ears reunited on the head. 



The arrangement of the Cheiroptera is still imperfect. 

 M. Geoff ROY has contributed much important information 

 regarding their classification, in his various papers in the 

 Annales du Musuem. The following species are natives 

 of Britain, 



Rhinolophus 



1. ferrum equinum. 



2. hipposideros. 

 Vespertilio 



1. murinus. 



2. noctula. 



3. emarginatus *. 



Plecotus 



1. auritus. 



2. barbastella. 



* This speciee was first found in England, near Dover, by M. A Brong- 

 NiAUT, who communicated it to M.GEOFFaoY. Annales du Museum, vol. viii. 

 p. 198. Tab. xlvi. In the su/iuner of 1820, I ascertained it to be a native of 

 Fifeshire. 



m2 



