TYPICAL GROUP. 



269 



The Loxg-Eared Bat (Plecotus auritus). 



The well-known lonj^-oareil bat. of which we {five an illustration in the 

 accouipauj'iny tij^ure, is a coimnon, thoujrh not very abundant British species, easily 

 recognised by the great length of its delicate ears. It is one of two representatives 

 of the genus Plecotus, forming the type of a special group characterised by the 



■M,:r,,j.y. ,„i /:'/:Ml/.ii/l5X/hl-\B&. 



THE I.(IXG-E.\KKD BAT (liat. MZl). 



presence of grooves, or incipient nose-leaves, on the upper part of the muzzle 

 behind the nostrils ; and also by the ears being generally verj^ large, and united by 

 their inner margins. 



The long-eared bat has 36 teeth, of which § on each side are incisors, and 

 f cheek-teeth : the premolars being, wliat is very rare in the familj-, § in number. 

 The ears are much more than twice the length of the head, and are united for a 



