350 



Examination of the Catalogue of 



But these deficiencies are not all which should claim 



>^ 



our attention* To correct what has already been done, 

 is as necessary as to add materials* I trust I may be 

 excused therefore for pointing out errors, which, were 

 they overlooked by the members of this Society, would 

 imply, on their part, indifference at least, if not gross 

 ignorance. 



The common 'pickerel is catalogued as t]be Esox Indus. 



The identical specimen which belonged to the cabinet 

 of the gentleman who prepared this catalogue, belongs 

 now to this Society, as well as several others of the same 

 species. It is not the European species ; the lucius is 

 not found here ; but it is the reticulatusj very accurately 

 described by Le Sueur in the first volume of the Journal 

 of the Academy of Natural Sciences of Philadelphia. 



In the family cYPRimv^ stands the Cyprinus atrona- 

 sus. Hence it would, seem, that the fact of a new genus 

 being formed by Le Sueur, seventeen years since, to 

 receive the mud fishes or minnows^ was tinknown to the 

 gentleman who fiimished this list. 



I 



Three species of Le Sueur's Hydrargira, found in 

 the vicinity of Boston, already belong to our cabinet. 



The scientific name for the species of Silurus indicated, 

 may be readily found in the volume of which the author 

 seems to have made fi*ee use in the formation of his cata- 



_ r 



logue. Dr. 



Mitchell 



catus 



Lacepede. 



mm Mm ^^ 



It belongs to the genus Pimelodus of 



A fish has this season been brought to our market in 

 larger quantities than at any previous time, which the 

 fishermen call the English turhot. I have carefully ex- 

 amined this fish, and have satisfied myself that it is not 

 the turbot. 



* 



