438 MITCHILL ON THE FISHES OF NEW-YORK. 



expanse of his wings he is allied to the exocoetus and trigla. He is a 

 small fish not more than three inches long ; and has a pointed snout 

 rough at the edges. 



After all I have done on the subject of our ichthyology, I well know 

 that many species remain unnoticed. Some of these I am acquainted 

 with as a sportsman, though I have not as yet been able to examine them 

 as a naturalist. Of others, I have the accounts stated to me by respect- 

 able observers, who are not zoologists. I cannot entertain a doubt that 

 ihere are various kinds which I have neither seen nor heard of. I have 

 reason to believe that the cyprinus or carp family, the esox or pike, and 

 the salmo or trout, will be found to comprehend a considerable number 

 of new sorts. When these shall come to hand, they may be described 

 and arranged in the form of a supplement to the present memoir. And 

 if at any future day, I should republish it in a distinct and separate tract, 

 all the additional articles may be disposed in the places to which they re- 

 spectively belong. I expect additional species to the genera of squalus 

 and raja. 



Important discoveries may be anticipated from the waters of the inte- 

 rior country, and especially from the lakes. For the person who shall 

 be enabled to explore those regions, in a proper manner, there will be 

 abundant employment, and a naturalist's reward. 



I avail myself of this opportunity to mention with respect, a Sici- 

 lian naturalist, who formerly resided in the United States, I mean Mr. 

 C. S. Rafinesque Schmaltz, whose botanical contributions have re- 



