62 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY III. 



OYPRINODONTnXffi. 



Genus XENISMA Jordan. 

 30. XENISMA CATENATUM (Storer) Jordan. 



Originally described from Florence, Ala. It is abundant in the Elk, 

 Clinch, and Holston in clear waters. 



Genus ZYGONECTES Agassi*. 

 31. ZYGONECTES NOTATUS (Raf.) Jor. 



Described by Dr. Storer from Florence, Ala., under the name ofPcecilia 

 olivacea. This species prefers still, deep waters. 



Esoonm 



Genus ESOX Linn&us. 

 32. Esox (CBASSUS Agassiz). 



A species is recorded by Professor Agassiz under the name of Esox 

 crassus. The description is insufficient and the species is at present 

 unrecognized. 



HYODONTID^. 



Genus HYODON Le Sueur. 

 33. HYODON SELENOPS Jordan & Bean. 



The original type of this species came from the Tennessee Eiver at 

 Chattanooga. Hyodon tergisus doubtless also occurs in the lower course 

 of the river. 



CLUPEHXE. 



Genus POMOLOBUS Eafinesque. 



34. POMOLOBUS OHRYSOCHLORIS Itaf. 

 Abundant in the channel of the Lower Tennessee. 



