64 CONTRIBUTIONS TO NORTH AMERICAN lOHTnYOLOGY III. 



Genus LUXILUS Rafinesque. 



39. LuxiLUS CORNUTUS [Mitch.) Jor. 

 Abundant in every stream examined. 



40. LuxiLUS coccoGENis {Cope) Jor. 

 Abundant in every stream examined. 



aenus PHOTOGENIS Cope. 



41. PHOTOGENIS GALACTURUS {Copc) JoY. 



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 [Baf.) Jor. 

 Minnilus microstomus Raf. 

 Myiopsis 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 S Jordan. 

 46. Episema leucioda (Jope. 

 Found by Professor Cope in the Holston and French Broad. 



Genus NOTROPIS Rafinesque. 



{Notropis et Minnilus Raf. ; Alburnellus Girard.) 



47. Notropis atherinoides Baf. 

 From tribiitaries of Clinch River. 



