302 FISHES. 



2. N. amer/canus, (L.) Jor. Southern Bream. Body 

 rather more elongate, still more strongly compressed; 

 head flattish above; eyes very large, 3 in head (instead 

 of 4); anal fin much larger than in iV^. chrysoleucusj 

 D. 1, 8; A. I, 16; lat. 1. 43; coloration pale; males 

 with the lower fins scarlet. Virginia to Georgia. (N. 

 ischanus^ , Jor.) 



15. CHROSOMUS, Rafinesque. Red-Bellied Minnows. 



1. C. erythrogaster, Raf. Chrosomus. Red -Bel- 

 lied Dace. Brownish olive, with black spots on the 

 back, a black or brown band from above the eve, straio-ht 

 to the tail; another below, running through eye, decurved 

 along the lateral line; belly and space between bands 

 bright silvery, brilliant scarlet red in spring males, as 

 are the bases of the vertical fins; a dark vertebral line; 

 females obscurely marked; D. I, 8; A. I, 9; lat. 1. 80 to 

 90. Penn. to Wis. and Tenu., abundant in small streams; 

 one of the most beautiful of our fishes; in high coloration 

 the fins are bright yellow, and the body is minutely 

 tuberculate. There seems to be but one well-defined 

 species. It is the most desirable of all our minnows for 

 aquarium purposes, being hardy, graceful, and brilliantly 

 colored. 



16. PHOXINUS, Rafinesque (1820 !). European Min- 



nows. 



* Lateral line very short. 



1. P. neogcBus, Cope. New World Minnow. Black- 

 ish above, a broad black lateral band through eye, 

 becoming a spot on the tail; belly white; fins dusky; 

 head large, 3^ in length; depth rather less; mouth large, 

 oblique; eye large; D. I, 7; A. I, 7; L. 3; lat. 1. 77. 

 Southern Mich. {Cope)\ Baraboo R., Wis. {Bn7idy)\ a 



