﻿TO 



THE VISCOUNT WALDEN, 



PRESIDENT, 



AND 



THE NOBLEMEN AND GENTLEMEN 



COMPOSING 



THE COUNCIL 



OF 



THE ZOOLOGICAL SOCIETY OF LONDON, 



THIS WORK, 



IN ACKNOWLEDGMENT OF MUCH ENCOUEAGEMENT AND KIND ASSISTANCE, 



IS EESPECTFULLY DEDICATED, 



BY THEIE OBEDIENT SERVANT, 



THE AUTHOR 



