June 24, 1898.] 



SCIENCE. 



843 



a series of preliminary anatomical studies 

 representing different attitudes and feeding 

 habits. Thus in the restoration of an ex- 

 tinct animal the proportions and positions 

 of all the joints and angles of the feet and 

 limbs may be made true to life. The lips, nos- 



trils and gape of the mouth are determined 

 by comparison of the length of the nasals, 

 size of the anterior nares, character and 

 position of the teeth, with similar parts in 

 the most nearly related forms. The eyes 

 are carefully located and proportioned. Up 



