48 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY III. 



CYPRINODONTIDJE. 



Genus XENISMA Jordan. 



21. Xenisma stelliferum Jordan. 



Xenisma steWfera Jordan (1877), Aun. Lye. Nat. Hist. N. Y. 322. 



This most exquisitely colored fish is verj- abundant in all the clear 

 tributaries of the Etowah, Oostanaula, and Coosa. It prefers cold 

 waters, and ascends the " spring-runs" to their fountain-heads. 



Genus ZYGONECTES Agassis. 



22. Zygonectes nottii Agassiz. 



Many specimens in the Museum of the Academy of I^atural Sciences 

 of Philadelphia, from near Mobile. This and the next belong to the 

 group of short-bodied species called Micristius by Professor Gill. 



23. Zygonectes guttatus Agassiz. 

 Recorded by Professor Agassiz from near Mobile. 



24. Zygonectes hieroglyphicus Agassiz. 



Recorded by Professor Agassiz from near Mobile. We have never 

 seen either this or the preceding, and doubt if any one will ever recog- 

 nize them from the published descriptions. 



ESOCIDJ]. 



Genus ESOX LinncBUS. 



25. Esox RETicuLATUS Le Sueur. 



Abundant in tributaries of the Etowah. 



26. Esox RAVENELi HolbrooJc. 



A few specimens in the United States National Museum from the 

 Alabama River. 



HYODONTIDiE. 



Genus HYODON Le Sueur. 

 27. Hyodon selenops Jordan & Bean. 

 Hijodon aelmopa Jordan &l Bean (1877), Bulletin U. S. Nat. Mus. x. 65. 



A single specimen in the National Museum from the Alabama River 

 at Montgomery. 



