468 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY IV. 



spaces; upper fius chiefly black, mottled with orange and blue; lower- 

 fins dusky ; a small black spot on last rays of dorsal ; color in spirits 

 very dark, the reddish shades becoming black ; young with vertical 

 chains of spots. Head 2| ; depth 2J. D. X, 10 ; A. Ill, 9 ; scales 

 6-40-12. L. 10 inches. Lake Michigan and Upper Mississippi Valley; 

 abundant. 



(Glossoplites melanops Jor. Man. Vert. ed. 1, 1876, 223, 317: Cliwnoiri/ttvs giilosus Jot- 

 dan, Mau. Verf. ed. 2, 1878, 237 : Chwnobrt/ttus gulosiis Jordan, Ann. Lye. Nat. Hist. 

 N. Y. 1876, 359, not Pomotis gulosus C. & V. ; McKay, Proc. U. S. Nat. Mus, 1881.) 



aa. Dorsal fin beginning beliind tlie vertical of the base of tlie pectorals. 



■ySd. C gMlosais (C. & V.) Jor. — War-mouth : Bed-eyed Bream. 



Very similar to the preceding; the body more compressed and more 

 elongate, the profile less steep. Scales of cheeks larger, in about 6-8 

 rows. Opercular spot smaller. Eye 4:^ in head. Dorsal beginning 

 behind base of pectoral ; pectoral short, barely reaching anal. Color in 

 life clear olive-green clouded with darker, usually without red or blue ; 

 a dusky spot on each scale more or less distinct ; vertical fins mottled 

 with dusky ; a faint spot on last rays of dorsal bordered by paler ; 3 

 oblique dusky bars radiating from eye; belly yellowish. Head 2i; 

 depth 2i. D. X, 9 ; A. Ill, 8 ; scales 6-43-11. L. 9 inches. Virginia 

 to Texas ; abundant only southward. Close to the preceding, but dis- 

 tinguishable by the posterior insertion of the dorsal. 



(Pomotis gulosus Cuv. &Val. iii, 367, 1829 : Centrai-chus gulosus and riridisC. & V. vii, 

 437, 460, 1831 : Centrarchus gulosus Giintber, i, 2.58 : CalUurus floridensis Holbrook, Jonm. 

 Acad. Nat. Sci. Phila. 1855, 53: Brgltus floridensis G\mt\ieT,i, 260 : Lepomis gillii CoTpe, 

 Journ. Acad. Nat. Sci. Phila. 1808, 225 : Chcenohrijttus viridis Jordan, Ann. Lye. Nat. 

 Hist. N. Y. 1876, 360: Chcenohrtiltus viridis Jordan, Man. Vert. ed. 2, 238: CalUurus 

 melanops Girard, U. S. Pac. R. R. Snrv. x, 11 : Bryitus melanops Giiuther, i, 2(50: Le- 

 pomis charybdis Cope, Journ. Acad. Nat. Sci. Phila. 1808, 24.) 



24^.— ACANTHAKCHUS Gill. 



(Gill, Amer. Journ. Sci. Arts, 1834, 92: type Cenirarclms pomotis Baird.) 



Body oblong, robust, not much compressed or elevated. Mouth not 

 very large, the broad maxillary with a well developed supplemental 

 bone ; lower jaw projecting. Teeth on vomer, palatines, pterygoids, 

 and tongue ; lingual teeth in a single patch ; pharyngeal teeth sharp. 

 Gill-rakers few, rather long and strong. Opercle emarginate; preoper- 

 cle entire. Scales cycloid, large. Lateral line complete. Dorsal spines 

 usually 11 ; anal spines 5 ; caudal fin rounded behind. {axavQa, spine ; 

 apy.ovj anus.) 



