64 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY III. 



Genus LUXILUS Rqfinesque. 



39. LUXILUS CORNUTUS (Mitch.) Jor. 





 Abundant in every stream examined. 



40. LUXILUS COCCOGENIS (Cope] Jor. 

 Abundant in every stream examined. 



Genus PHOTOGENIS Cope. 

 41. PHOTOGENIS GALACTURUS (Cope) Jor. 

 Abundant in every stream examined. 



Genus HYDROPHLOX Jordan. 

 42. HYDROPHLOX RUBRICROCEUS (Cope) Jor. 



Described by Professor Cope from tributaries of the Holston. It pre- 

 fers boisterous mountain-streams. 



43. HYDROPHLOX LACERTOSUS (Cope) Jor. 

 Described from the Holston. 



Genus ALBURNOPS Girard. 



44. ALBURNOPS MICROSTOMUS (Eaf. ) Jor. 



Minnilus microstomus RAF. 

 Rylopsis longiceps COPE. 



Obtained by Professor Cope in tributaries of Clinch Eiver. 



45. ALBURNOPS SPECTRUNCULUS (Cope) Jor. 

 Obtained by Professor Cope in the Holston and French Broad. 

 Genus EPISEMA Cope & Jordan. 



46. EPISEMA LEUCIODA Cope. 

 Found by Professor Cope in the Holstou and French Broad, 



Genus NOTROPIS Rafinesgue. 



(Nolropis et Minnilus Raf. ; Alburnellus Girard.) 



47. NOTROPIS ATHERINOIDES Eaf. 

 From tributaries of Clinch Eiver. 



