352 ESSAYS AND OBSERVATIONS 



pofed of an external hard tartarous cruft, 

 which is about ~ of an inch thick. 

 Within this there is nothing but fliort 

 black hairs matted compadly together. 

 The circumference of the largefl is 9 

 inches ; of the fecond, 6 j and that of the 

 third, is 5^. 



Art. 



