148 REPORT OF NEW JERSEY STATE AIUSEUM. 



tint. Dorsal dilute dusky. Pectoral transparent like other fins, 

 or only a little dusky along the upper margin. In some lights 

 sides of head with purplish and golden reflections. Iris silvered. 

 Adult. Egg Harbor River at Mare Run. April 23d, 1905. This 

 beautiful little fish, in company Vv^ith Mesogonistius chcrfodon, 

 was found to be exceedingly abundant in the little channels and 

 runs in the sphagnum banks. They associate in large schools. 



I have a large series from the Rancocas afiluents of the Dela- 

 ware basin, near Brown Mills, which may however belong to the 

 true N. chalybceus, as they have faded while long in alcohol. 



ILeuciscus sp.? Baird, 9th An. Rep. Smiths. Inst., 1854, p. 



342. 



Cliola chalyhcea Cope, Proc. Acad. Nat. Sci. Phila., 1883, p. 

 132. 



Notropis chalybccus abbotti Fowler, Proc. Acad. Nat. Sci. 

 Phila., 1904, p. 239, PI. 17, upper figure. 



Notropis amcenus (Abbott). 



Attractive Minnow. 



Attractive Minnow. Notropis amcenus (Abbott). (Young.) 



Head 4 J4 ; depth 4^ ; D. i, 8 ; A. i, 11; scales 5-39-3 ; pharyn- 

 geal teeth I, 4-4, I ; eye 3J4 in head. Head rather short and 

 broad, and profile less pointed anteriorly to orbit. Orbit large, 

 equal to length of muzzle, and but a trace less interorbital space. 

 Pharyngeal teeth moderately hooked, with narrow masticatory 



