CHAP. XIII.] 



THE CAT'S PLACE IN NATURE. 



487 



other than the family of cats themselves (Fc/if/fo), we may now 

 contrast the latter (i.e., the Feluhv,) with each of the former. 



The different kinds of cats all acrree with the common cat in 



car- 



Fig. 207. — Part of the base of the Skull of the Tioer (FcUs tigrls). A P0RTio>f of the 

 Auditory Bulla has been removed to snow its interior. The Cavity of the 

 Inner or Posterior Chajujer is exposed (Floiver). 



am. Meatus auditorius extemus. 



c. Condyloid foramen. 



car. Carotid foramen. 



e. Eustachian canal. 



I. Foramen lacerum posterius. 



m. Mastoid process. 



0. Foramen ovale. 



p. Par-occipital process. 



r. Fenestra rotuinla. 



s. Septum l)etween the ehamhers. 



* The aperture of cominuiacatiou. 



structure, save as regards the details already pointed out in the last 

 chapter. We may then proceed to sum up the main points in which 

 the cat's family differs from the other three families of the suh- 

 order .^luroidea, as follows. 



