CHEIROPTERA. 



555 



with membranes and crests of a very complicated description, occa- 

 sionally presenting altogether somewhat the figure of a horse-shoe. 

 They inhabit dark caverns, where they remain isolated, suspended 

 by their feet, and enveloped in their wings. 



FlG. 479. - HEADS OF RHIXOLOPHUS FERRUM EQUEN'UM AND MEGADUIMA FROXS 



The Common Bat (Vespertilio pipestrella} is about the size of a 

 mouse. Its body is covered with a short dus-ky fur, tin-ed with red ; 

 the eyes and the ears are small. This little Bat makes its appear* 



FlG. 480. PiriSTRELLb:. 



2 B 2 



