990 Bulletin 4J, Ufitied States A'ational Museum. 



rather low spines ; anal spines normally 6; pectorals obtusely pointed 

 with 14 or 15 rays, the upper longest. Caudal fin emarginate. {ajx^lvg, 

 blunt; oTrAm/f, armature.) 



1385. AMBLOPLITES RUPESTRIS (Rafinosque). 

 (Common Rock Bass ; Red-eye ; Gogole-eye.) 



Head 2| ; depth 2-2i ; eye very large, 3i in head. D. XI, 10 ; A. VI, 10 ; 

 scales about 5-39-12, 6 to 8 rows on cheeks. Co3Ca 7. Vertebrae 14 + 18. 

 Body obloug, moderately compressed. Head large, the profile little 

 depressed above the eye. Mouth large, the maxillary extending to oppo- 

 site posterior part of pupil ; lingual teeth in 1 patch. Gill rakers few, 

 7 to 10, developed on lower part of arch ; preopercle serrate near its angle. 

 Color olive green, brassy-tinged, with much dark mottling ; the young 

 irregularly barred and blotched with black, the adult with a dark spot 

 on each scale, these forming interrupted black stripes ; a black opercular 

 spot; dark mottlings on the soft dorsal, anal, and caudal. Length 12 

 inches. Vermont to Great Lake region and Manitoba, south to Louis- 

 iana; very abundant west of the Alleghanies ; a gamy fish, valued as 

 food, (riqicstris, living among rocks.) 



Bodiannx ntpeslris, 'RA-eiyESQVS, Am. Monthly Mag., 1817, 120, Lakes of New York, Ver- 

 mont, and Canada. 



IcMhelk erijthrops, Rafinesque, Ichth. Ohieiisis, 29, 1820, Ohio River. 



Lepomis ichlheloides, Rafinesqi'e, Ichth. Ohicnsis, 32, 1820, Ohio River. 



Oichlaxnea, Le Suedk, Jour. Ac. Nat. Sci. Phila., 1822, 214, Lake Ontario. 



Centrarchiis pentacanilms, OuviEE, & Valenciennes, Hist. Nat. Puiss., iii, 88, 1829, Wabash 

 River. 



Ceiilrarclms seneus, Cuvier & Valenciennes, Hist. Nat. Puiss., iii, 84, 1829. 



AmbloplUes nipesiris, Jordan & Gilbert, Synopsis, 466, 1883; Bollman, I. c, 561, pi. 69, fig. 2; 

 BOULENQER. Cat., I, 10. 



Eepresented in the Eoanoke River, east of the Alleghanies, by an 

 isolated colony, ■ 



1385a. AMBLOPLITES RUPESTRIS CAVIPRONS, Cope. 



Scales on cheek minute and embedded, wholly invisible over most of 

 the area ; profile concave over the eyes. Differing in no other particular 

 from Amhloplites riqyestris. Roanoke River, Virginia, {cavus, concave; 

 frons, forehead.) 



AmbloplUes cavifrons, Cope, Jour. Ac. Nat. Sci. Phila., 1868, 217, Roanoke River. (Coll. Cope.) 

 Amhloplites ntpeslris cavifrons, Bollman, I. c, 561. 



454. ARCHOPLITES, Gill. 



Archopliles, Gill, Proc. Ac. Nat. Sci. Phila., 1861, 165, (iuterrtipivs). 



Body oblong, compressed, the back elevated. Mouth large, oblique, 

 the broad maxillary with a well-developed supplemental bone. Teeth on 



