198 



it to my friend , Mr. Tagert, who took a particular interest in observing 

 their habits ; and who, even while the animals were alive, agreed 

 with me in the opinion, which I hope my atler dissections have 

 sufficiently established, regarding the cause of elongation of the 

 tongue. 



Most of the preparations from which the drawings were taken I 

 have preserved, and placed in the Museum of the Royal College of 

 Surgeons. 



yOKK-STKEET. 



