This species comes occasional! j to the nnsikActs ^ 

 Baltimore and Fliiladelpliia. 



Araon,^ thosti abdominal iislics ^^iilch oTiC ine^ts 

 ^ith ill Noi-tii America^ there are several knovvuiindief 

 the popular uame of Herrings ^vliich inhabit tlic rive^ 

 Ohio and JL^ake Eri&. They have, in cS'ecl, much I'e* 

 semblance to Clupere, in their colour, their large eycs^ 

 their large scales, and the compressed form of theif 

 l)Gdy5 and with which genus they may be confoun^ett 

 ©n a superficial view ; but it is easy to distinguish 

 them by the absence of the carinaied abdoraen; by their 

 6x:remely short intermaxillaries and maxiiiarieS;, 

 which are articulated together; and by every part 

 of liie mouth being sirongly toothed^ cs in the Salmon 

 family of Cuvier. They have, in a great measurej> 

 tlie habitudes of these last, as like them they appcc 

 to prey on living animals, particularly insects, whicK 

 they take on the surf^ice of the water. The stomachs 

 of several of tii^se ashes, w iiicli 1 cxamiiied^ in th^ 

 month of May, ISIG, were liiled with Scarabei, and 

 tlie larvse of Mjjhemtra^ the perfect insects of iJie lat* 

 tei*, at that period, being observed, in iuimcnse multi* 

 tuaes, swarming over liie surface of the Ohio. 



The want of an adipose fm in our fishes, excludes 

 them from liie genus i^alnto^ '^^^ their i^^ih ihe^ 

 seem to approximaie to the genera CkirocentriiSy tind 

 MrylkritiUii, of Cuvier and (xionyvius, and the Amia. 

 ©f La Ct'pedej but they (iiilbr ii:{jiii ihe Irst by ikA 



