-/ 



J 



164 Storefs Synopsis of the Fishes of North .America. 



Caudal short ; the dorsal and anal similar to the same fins in the L. vulgaris. Scales small ; 

 forty-seven longitudinal rows upon the sides, eight above, and three beneath the lateral line. 

 D. 10. P. (>)■ V. (?). A. 11. C. (?)■ Length, 7 inches. 



L'Able vandoisule (Leuciscus vamluisulus, Val.), Cuv. el Val., xvn. p. 317. 



30. Leuciscus rotengulus, Val. 



Back much arched ; abdomen nearly straight ; jaws equal ; pharyngeal teeth in two rows, 

 five and two. Three and a half times as long as high. The dorsal slightly posterior. 



D. 11. P. (.')• V. (.'). A. 11. C. (.')• Length, 6 inches. 



L'Able rotengule (Leuciscus rotengulus, Val.), Cuv. et Val., xvii. p. 318. 



Valenciennes has not given the habitat of the last three species ; but as they are all con- 

 tained in Bosc's collection, they were probably obtained in South Carolina- 



31. Leuciscus spirlingulus, Val. 



■S Body compressed, outline straight along the back, curved beneath the belly ; its height a 



little more than one fifth its whole length. The dorsal is situated upon the anterior half of 

 ^ y the body. There are thirty-five to thirty-nine rows of very thin, caducous scales, which are 



V concentrically striated, but are not longitudinally furrowed or rayed. Back reddish brown, 



J^ with a silvery band ; belly silvery. Fins colorless, irregularly variegated with black. Pha- 



nr ryngeal teeth curved and sharp pointed, in two rows, one with four, the other with two. 



D.9. .P. (?). V. (?). A. 10. C. (?). Length, ( = ). 

 New Jersey, Ohio, Valenciennes. 



L'Able eperlanule (Leuciscus spirlingulus, Val), Cuv. et Val., xvn. p. 321, pi. 506. 



32. Leuciscus lincella, Val. 



Similar in appearance to a Tench. Head small, snout slightly pointed ; lower jaw shorter 

 than the upper; four pharyngeal teeth. Caudal scarcely emarginated. Scales small and 

 very finely granulated ; seventy in a longitudinal series; fifteen above the lateral line, and 

 twelve beneath it. Lateral line nearly straight. A very deep golden-gieen upon the back, 

 brilliant upon the sides, yellowish beneath. Dorsal, caudal, and pectorals, green ; ventrals 

 and anal paler. 



D. 9. P. 17. V. 9. A. 7. C. 21. Length, 5 inches. 



Mexico, Val. 



L'Able petite tanche (Leuciscus lincella, Val ), Cuv. et Val., xvii. p. 323. 



33. Leuciscus productus, Storer. 

 Head broad, flattened above, and rather longer than the height of the body. Scales 



