296 FISHES. 



long caudal peduncle. {Rutilus ruher^ Raf.) (Not Leu- 

 ciscus diplemiiis^ Kirt.) 



3. L. ardens, (Cope) Jordan. Southern Red - Fin. 

 Colors similar, but red on sides more conspicuous; head 

 rather pointed, with the mouth still more oblique; depth 

 5 in length; D. I, 9; A. I, 11; lat. 1. 50. Cumberland 

 and Roanoke Rivers. (Aspect more of N^otropis.) 



9. MINNILUS, Rafinesque. Rosy -Faced Minnows. 



(=^3Ii?i?iilus, Raf.; Albiirnelhis^ Girard.) 



1. M. rubrifrons, (Cope) Jordan. Rosy - Faced Min- 

 now. Olive above, with a clear green lustre; sides sil- 

 very; a dark vertebral line; forehead, opercular region, 

 base of dorsal, etc., flushed with red in spring; upper 

 surface of head minutely tuberculate in males at that 

 season; head rather pointed, about 3|^ in length; depth 

 4^; eye about 4 in head; D. I, 8; A. I, 10; lat. 1. 38; 

 L. 3 or less. Ohio Valley, abundant; an elegant little 

 fish, well distinguished from N'. ruhellus by the smaller 

 size, deeper body and much longer head, as well as by 

 peculiarities of form. 



2. M. dilectus, (Grd.) Jordan. Delectable Minnow. 

 Intermediate between the preceding and the next; 

 smaller than ruhellus and more thick-set; head^depth, 

 about 5 in length; eye longer than snout, 3 in head; 

 coloration of the others; D. I, 8; A. I, 11; lat. 1. 42; L. 

 3|^. Ohio R., (New Albany, Dr. Sloan) to Arkansas R. 

 and S. (Type oi Alburyiellus.) 



3. M. rubellus, (Ag.) Jordan. Rosy Minnow. Light 

 olive, with brilliant clear green lustre; a dark vertebral 

 line, and dark edges to the dorsal scales; sides brilliantly 

 silvery, the lustre overlying a plumbeous lateral shade; 



