These Page^ 



and the Discoveries which they contaiii 



in one of the principal Branches 



of Natural History, 



are respectfully Inscribed 



by the Author; 



To his fellow-labourers in the same field of Science: 



Prof. Samuel L. Mitchill, M. D. 



who has described the Atlantic Fishes of New Yorlg 



and to 



C. A. Le Sueur, 

 who was the first to explore the Ichthyology of the 



^reat American Lakes, &c. 



In Token 



§f Friendship, Respect, and Congratulation. 



