62 CONTRIBUTIONS TO NORTH AMERICAN ICHTnYOLOGY III. 



OYPRINODONTIDiE. 



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 Agassiz. 



31. ZYGONECTES NOTATUS {Eof.) Jor. 



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

 olivacea. This species prefers still, deep waters. 



ESOCID^. 



Genus ESOX Linnceus. 



32. Esox (CRASSUS Agassiz). 



A species is recorded by Professor Agassiz under the name oi 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. Syodon tergisus doubtless also occurs in the lower course 

 of the river. 



CLUPEID^. 



Genus POMOLOBUS Rafinesque. 



34. POMOLOBUS OHRYSOCHLORIS Rttf. 



Abundant in the channel of the Lower Tennessee. 



