CYPEIKID^E. CVIII. 289 



4. P. leuciodus, Cope. WHITE SHINER. Olive, sides 

 silvery with purple reflections; snout and base of dorsal 

 red; lat. 1. 40. Holston R. 



*** Anal I, 8 ; no caudal spot. 



5. P. scabr/ceps, Cope. ROUGH - HEADED SHINER. 

 Head broad, minutely rough; eye large, 3 in head; head 

 flattish above; mouth little oblique; greenish, sides 

 leaden silvery; D. I, 8; A. I, 8; lat. 1. 38. Ohio Valley. 



6. .P. spilopterus, Cope. SPOTTED - FINNED SHINER. 

 Head narrower; eye smaller; olive, a plumbeous lateral 

 band; black spot on dorsal behind; D. I, 8; A. I, 8; 

 lat. 1. 38. St. Joseph s R., Mich. This and some of the 

 ot|jer species of this genus need confirmation. 



20. MINNILUS, Rafmesque. ROSY -FACED MINNOWS. 



= AlburnelluS) 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 3f 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 M. rubellus by the smaller 

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

 peculiarities of form. 



Var. amcenus, (Abbott) Jordan. ABBOTT S ROSY MIN 

 NOW. Eye larger; head rather shorter. Delaware R. 



2. M. dilectus, (Grd.) Jordan. DELECTABLE MINNOW. 

 Intermediate between the preceding and the next; 

 smaller than rubellus and more thick-set; head = depth, 



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