I02 REPORT OF NEW JERSEY STATE MUSEUM. 



Alosa sapidissima Abbott, Geol. N. J., 1868, p. 821. — Abbott, 

 Nat. Rambles, 1885, p. 478. — Bean, Rep. Forest, Fish and Game 

 Com., N. Y., 1 90 1, p. 305. 



Alosa prcBstahilis Abbott, Am. Nat., IV, 1870, p. 115. 



Genus CIvUpanodon Lacepede. 



The Thread Herrings. 

 Clupanodon oglinum (Le Sueur). 



Thread Herring. 



Head 4; depth 3; D. iv, 15; A. iii, 21; scales 45 in lateral 

 series to base of caudal; 12 scales between dorsal and ventral; 

 abdominal scutes 17 + 17 ; snout 4 in head; eye 3^ ; maxillary 

 2}4 ; interorbital space 4^; base of dorsal i^; base of anal 

 lYs ; least depth of caudal peduncle 2^ ; pectoral lYs ; ventral 

 2^. Body with greatest depth at origin of dorsal or anterior in 

 length, and lower profile evenly convex. Head deep, compressed, 

 upper profile less inclined than lower. Eye small. Max- 

 illary reaching first two-fifths of orbit. Jaws even, without teeth. 

 Interorbital space flattened. Opercular edge of gill-opening with 

 a deep gash below. Gill-rakers numerous, about 50 -^ 90, long- 

 est two-thirds of orbit. Belly strongly serrate. Scales narrowly 

 imbricate. Dorsal inserted about midway between tip of snout and 

 middle of anal and last ray prolonged, three in head and trunk. 

 Anal low, inserted nearly midway between origin of ventral and 

 base of caudal. Caudal forked, lobes slender, pointed and lower 

 longer. Pectoral two-thirds of space to ventral, which reaches 

 three-eighths of space to^ anal. Color bluish above, sides and 

 below silvery. A bluish shoulder-spot. Each scale on back with 

 distinct dusky spot, forming longitudinal rows. Dorsal and 

 caudal grayish, tips of lobes black, other fins pale. Length S]A 

 inches. Sea Isle City. 



Color of the above when fresh, back ,slaty with a very dull 

 tinge of hyaline in some lights, in others flashes of metallic 

 bluish and purplish. Longitudinal dorsal streaks four, without 



