SERRANID.E. LXIV. 137 



372. R. lineatus (Bloch). STRIPED BASS. ROCK-FISH. ROCK. 

 Body slender, growing deep with age ; spines slender, the 2d anal 

 spine 5 to 7 in head. Olivaceous silvery, sides with 7 to 9 blackish 

 lengthwise stripes. Head 3; depth 3. D. IX -1, 12. A. Ill, 11. 

 Lat. 1. 65. L. 3 to 5 feet. Nova Scotia to La., entering rivers to 

 spawn, one of our finest game fishes. (Lat., striped.) 



aa. Teeth on base of tongue in one patch; body deep, compressed. (Lepi- 

 bema Rafinesque.) 



373. R. chrysops (Rafinesque). WHITE BASS. Back arched; 

 2d A. spine 3 in head. Silvery, greenish above, sides with several 

 dusky longitudinal streaks, those below lateral line more or less in- 

 terrupted. Head 3; depth 2J. D. IX -1, 14. A. Ill, 12. Lat. 

 1. 55. L. 15. Great Lakes and Upp6r Miss. Valley, rather com- 

 mon. (xpwos, gold ; aty, eye.) 



162. MORONE Mitchill. (Name unexplained.) 

 a. Sides striped with black. 



374. M. interrupta Gill. YELLOW BASS. Body oblong, ovate, 

 the back elevated; anterior profile concave; 2d A. spine about 2 in 

 head ; spines very strong. Brassy, sides with 7 very distinct black 

 stripes, those below lateral line interrupted behind, and beginning 

 lower down. Head 3 ; depth 2f. D. IX -1,1 2. A. Ill, 9. Lat. 

 1. 50. L. 12. Lower Mississippi, N. to Brookville, Ind. (A. W. 

 Butler) and S. 111. (M. mississippiensis Jordan and Eigenmann, 

 the name interrupta being preoccupied in the genus Roccus, from 

 which Morone is scarcely distinct.) 



aa. Sides with faint pale streaks. 



375. M. americana (Gmelin). WHITE PERCH. Body oblong, 

 not strongly compressed ; 2d A. sp. about 3 in head ; spines strong. 

 Olivaceous, sides silvery. Head 3 ; depth 3. D. IX -1, 12. A. 

 Ill, 9. Lat. 1. 50. L. 10. Nova Scotia to S. C., common, ascend- 

 ing streams. 



163. CENTROPRISTIS Cuvier. (tlvrpov, spine ; TrptorT/y, saw.) 



376. C.striatus(L.). BLACK SEA BASS. BLACK-FISH. BLACK- 

 WILL. Body robust ; head large ; mouth moderate ; teeth small, in 

 broad bands ; dorsal spines strong, with short filamentous append- 

 ages ; P. long Blackish, more or less mottled, with traces of pale 

 streaks along the rows of scales ; D. with rows of whitish spots ; 

 young with dark cross shades and dusky lateral band. Head 2| ; 

 depth 2|. D. X, 11. A. Ill, 7. Lat. 1. 50. L. 14. Cape Cod to 

 Fla., common. (C. atrarius (L.) ; the name striatus is still earlier.) 

 (Lat., striped.) 



