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versal scales, as far as the abdominal fins. Head 

 scaleless, gill cover triple, opercule simple: mouth 

 diagonal without teeth, lower jaw shorter. Abdom- 

 inal fins with nine rays and no appendage : dorsal 

 opposite. 



It differs from Clupea and Pomolobus, by the medial 

 vent, lanceolate body, gill covers, &c. The name 

 means lanceolate body. 



[II. 172] \j.d\ 27th Species. Spotted Gizzard. 

 Dorosoma notata. Dorosome tachee. 



Entirely silvery, a large brown and round spot 

 above the base of the lateral line, which is straight : 

 two oblong spots of an emerald colour above the 

 head : dorsal fin trapezoidal with 1 5 rays, anal longi- 

 tudinal with 40. Tail unequally forked, lower lobe 

 longer. 



A small species, seldom reaching over nine or ten 

 inches. Diameter anteriorly one fifth of the length, 

 tapering gradually towards the tail. I found it be- 

 low the falls of the Ohio in August. It comes also 

 in the spring and disappears in the fall. Vulgar 

 names Gizzard, Hickory Shad, White Shad, &c. It 

 does not bite at the hook. Back faintly bluish. 

 Mouth large, upper jaw obliqual straight and longer, 

 both fixed: tongue long and smooth. Eyes large, 

 bluish, with a black centre: iris silvery. Scales 

 small. Pectoral 12 rays, abdominals immediately 

 behind them. 



XII Genus. Gold Herring. Notemigonus. 

 Notemigone. 



Body fusiform, compressed, scaly. Vent posterior. 

 Abdomen obtusely carinated, not serrate : back simi- 

 lar before the dorsal fin. Head scaleless, mouth 



