TO 



SIR WILLIAM JARDINE, BARONET, 



OF APPLEGARTII, DUMFRIES-SHIRE, 

 AND TO 



PRIDEAUX JOHN SELBY, ESQUIRE, 



OF TWIZELL-HOUSE, NORTHUMBERLAND, 



WHOSE FRIENDSHIP 

 HE MUST EVER RECKON AMONG THE MOST VALUABLE FRUITS 



OF HIS 



STUDIES IN NATURAL HISTORY, 



C|)is MAoxt 



IS RESPECTFULLY DEDICATED BY 



THE AUTHOR, 



