684 GEOLOGICAL SURVEY OF NEW JERSEY. 



ETRUMEUS, Bleek. 

 E. teres, De K. (Alosa.) Round Herring. Slender Herring. 



Body fusiform ; snout pointed ; scales cycloid, deciduous ; 

 branchiostegals fifteen ; anal small ; dorsal in front of ventrals ; 

 silvery; olivaceous above ; eye large; fins small. Dorsal rays, 13. 



" This is a rare species of the herring tribe, that occasionally 

 is met with along our coast. The writer found a single specimen 

 at Barnegat ' in the edge of the surf,' as Prof. Baird relates he 

 met with ' a number of specimens ' at Beesley's Point. Occa- 

 sionally it is seen in Delaware Bay." — [C. C. A.] 



CLUPBA, L. 



(Alosa. Pomolobus, &c.) 



C. harengus, L. [elongata, Le S.) Common Herring. " Whitebait " 

 (young). 



Bluish ; silvery below ; body compressed ; scales loose ; lower 

 jaw projecting ; dorsals in front of middle of ventrals ; abdomen 

 serrated in front of and behind ventrals. Dorsal rays, 18. 

 Vomer has an ovate patch of teeth ; spawns in sea. 



" The herring is very abundant at times, and then will be 

 almost unknown to the coast." 



C. mediocris, Mitch, [mattoivacca, lineafa.) Hickory Shad. Tailor 

 Herring. Fall Herring. 



Bluish silvery ; sides with faint stripes ; head elongate ; body 

 more elliptic, less heavy forward ; lower jaw projecting ; upper 

 emarginate. Dorsal rays, 15; anal rays, 21 ; a few teeth on 

 tongue; ventral scutes prominent, 20 + 16. Newfoundland to 

 Florida; of little value as a food fish. 



" This is not unknown to our coast, but is only met with in 

 small numbers, during the autumn months." 



C. vernalis, Mitch, (pseudoharengus, Wils., tyrannus, Stor.) Alewife. 

 Branch Herring. Gaspereau. 



Blue above ; sides silvery, with stripes ; a black spot behind 

 opercle ; body deep and heavy forward ; head short ; lower jaw 

 projects a little, upper emarginate ; eye large ; lower lobe of tail 

 fin the longer; dorsal high, 16 rays; anal, 19 rays; ventral 

 scutes, 21 + 14. Enters streams to spawn. 



" This herring precedes the shad in the Delaware, and is after- 



