266 FISHES. 



45; 33 scutes in all, 13 behind ventrals. Cayuga L., 

 N. Y., dredged in deep water. ( Wilder.) 



2. P. chrysochloris, Raf. OHIO GOLDEN SHAD. SKIP 

 JACK. Head 4 in length; eye 4^ in head; body ellipti- 

 cal, much compressed; scales large, high, rather firm; 

 depth of head 5|- in length of body; caudal peduncle 

 about twice width of eye ; brilliant blue with green and 

 golden reflections, silvery below; D. 18; A. 18; lat. 1. 55; 

 17 scutes behind ventrals. Ohio R. and lower Mississippi; 

 a handsome species. 



3. DOROSOMA, Rafinesque. GIZZAED SHADS. 

 = Chatoessus, Cuvier. 



1. D. cepedianum, (Lac.) Gill. HICKORY SHAD. 

 GIZZARD SHAD. Head 4 in length; depth 2f ; origin of 

 dorsals behind ventrals, nearer snout than caudal; uni- 

 form bluish gray; often with a dark shoulder blotch; D. 

 13; A. 32; lat. 1. 55. Cape Cod to Cape Hatteras, 

 chiefly marine, but often land - locked in ponds, where it 

 becomes D. insociabile, Abbott. 



2. D. notatum, Raf. OHIO GIZZARD SHAD. THREAD 

 SHAD. Head 3 in length; depth 2f to 3 in length; 

 dorsal about midway, slightly behind ventrals; dorsal 

 filament nearly one-fourth length of body; bluish, sides 

 bright silvery. Ohio R. and lower Mississippi, apparently 

 not descending to the sea; not well distinguished from 

 the preceding and perhaps the same. (C. ellipticus, Kirt.) 



