988 Bulletin 47, United States National Museum. 



Hyperistius carolinensis GILL, Amer. Journ. Sci. and Arts., 1864, 93, South Carolina. 

 Pomoxys sparoides JORDAN & GILBERT, Synopsis, 465, 1883; BOULENGER, Cat., i, 7. 

 Pomoxis sparoides, BOLLMAN, L c., 559, pi. 68, fig. 2. 



451. CENTRARCHUS, Cuvier & Valenciennes. 

 (ROUND BASS.) 



Cenlrarchus, CUVIER & VALENCIENNES, Hist. Nat. Poiss., in, 84, 1829, (irideus). 

 Eucentrarchus, GILL, Amer. Jour. Sci. and Arts, 1864, 93, (irideus). 



Body short and deep, compressed. Mouth moderate, the lower jaw the 

 longer ; maxillary with a well-developed supplemental bone. Teeth on 

 vomer, palatines, entopterygoids, ectopterygoids, and tongue. Opercle 

 emarginate behind. Gill rakers setiform, very long, finely dentate, in 

 large number (20 to 30 below angle of arch). Fins large; the dorsal and 

 anal fins about equal in extent, the soft portion of the latter longest and 

 most posterior, the 2 fins being obliquely opposed ; dorsal fin with the 

 spinous part longer than the soft part, of about 12 spines, which are not 

 rapidly graduated ; anal fin with about 8 spines. Scales large, not strongly 

 ctenoid. Lateral line complete, the tubes straight and occupying at 

 least half of the exposed surface of the scales. Posterior processes of 

 the premaxillaries extending nearly to the frontals; frontals posteriorly 

 with a transverse ridge, connecting the parietal and supraoccipital crests, 

 which are very strong and extend forward to between the orbits. t Vertebrae 

 15 + 16 := 31. (KEVTPOV, spine; apxfa, anus, from the development of the 

 anal spines.) 



1383. CENTRARCHUS MACROPTERUS (LACEPEDE). 

 (ROUND SUNFISH ; FLIER.) 



Head 2| to 3 ; depth 11 to 2 ; eye large, 3i to 4 in head. D. XI to XIII, 

 12 to 14 ; A. VII or VIII, 15; scales large, 5 or 6-38 to 45-15, 4 to 6 rows 

 on cheeks. Body ovate, strongly compressed ; head small ; snout short, 

 shorter than eye; mouth small, oblique; maxillary reaching posterior 

 border of pupil ; lingual teeth in 2 patches ; opercular spot narrow, much 

 higher than long ; dorsal high, longest spine If in head; pectorals and 

 ventrals long, reaching anal, ventral spines extending past anus to fin. 

 Gill rakers x -f- 30. Green, with series of dark brown spots on sides below 

 lateral line, forming interrupted longitudinal lines ; a dark spot below 

 eye; soft dorsal and anal reticulated; young with a black ocellus at 

 base of soft dorsal. Lowland streams and bayous from Virginia south- 

 ward to Florida and Louisiana ; northward in the Mississippi valley to 

 southern Illinois ; locally abundant in clear waters; a handsome fish, rarely 

 exceeding 6 inches in length, (/m/cpof , long ; Trrep'ov, fin.) 



Labrusmacropterus, LACEPEDE, Hist. Nat. Poiss., in, 447, 1802, Charleston, South Carolina. 

 Lahrus irideus, LACEPEDE, Hist. Nat. Poiss., in, 716, 1802, Charleston, South Carolina. 

 Centrarchus macropterus, JORDAN & GILBERT, Synopsis, 463, 1883; BOLLMAN, I.e., 558, pi. 68, fig. 1; 

 BOULENGEU, Cat., I, 8. 



