1818.) NEW SPECIES, &c, 413 



Description of several New Species of the Genus Esox, 

 of North America. By C. A. Le Sueur. Read 

 March 3, 1818. 



Genus ESOX. Lin. Cuv. 



\ SPECIES. 



I. E. estor. Back deep greenish brown, paler each 

 side with rounded and oblong pale yellowish spots; abdo* 

 men white, distinguished from the colour of the side by 

 an irregularly undulated line; dorsal fin larger than the 

 anal fin; scales often emarginate, with a white line in the 

 form of the letter V. 



My collection. 



Body a little less than four times as long as the head, 

 and in depth one half as long as the head, subcylindric, 

 depth at the posterior fins equal to that at the anterior 

 ones, back rectilinear and parallel to the abdomen; infe- 

 rior jaw reflected, longer than the superior one; mouth 

 large, angle continued under the anterior canthus of the 

 eyes, inferior lateral teeth pointed and compressed; scales 

 entire or emarginate, emargina either obsolete, linear and 

 profound, or obtuse, emarginated scales scattered, more 

 approximated and larger near the abdomen, each with a 

 transverse white, angulated, transverse lip<:;, which reflects 

 brilliant tints of blue, green and yellou'; lateral line obso- 

 lete; ^w^ reddish yellow, marbW with blackish and deep 

 green; dorsal and anal fn rounded; caudal fn large, lu- 

 nated, with equal and rounded lobes. 



B. 15, P. 18, D. 22, V. 11, A. 20, C. 20^. 



The largest specimen I have seen was three feel 

 Vol, I. Mm 



