84. CENTRARCHIDiE AKCHOPLITES. ' 465 



Variable. Mississippi Valley, &c.; abundant southward, chiefly in 

 sluggish streams; valued as a food-fish. 



(Kafinesqne, Amer. Monthly Mag. 1S18; 41 ; Eaf. Journ. Acad. Nat. Sci. Tliila. 1818, 

 417; Raf. Iclith. Oh. 1820, 33; Jordan «fc Copehmd, Proc. Acad. Nat. Sci. Phila. 187G : 

 Pomoxi/s storerius, brevicauchi, inlcrmedius, and protacanthus Gill, Proc. Acad. Nat. Sci. 

 Phila. 1855, Gl-GG: Ctntraixhiis nitidits Giiuther, i,257.) 



aa. Dorsal apiues 7 or 8. {Hyperislius* G'M.) 



"725. P. SB>aroa4leS (Lac.)Grd. — Calico Bass; Grass Bass; Barfish; Slrawhemj Bass. 



Body oblong, elevated, much comi^ressed. Head long, its profile not 

 strongly S-shaped; the projection of the snout and ante-dorsal region 

 and the depression over the eye being less marked than in P. annularis. 

 Mouth smaller than in P. annularis, the maxillary reaching about to the 

 jiosterior edge of pupil, the mandible shorter than pectorals. Scales on 

 cheeks in C rows. Fins very high ; anal higher than dorsal, its height 

 4-5 times in length of body. Color silvery olive, mottled with clear 

 olive-green, the dark mottlings gathered in irregular small bunches, and 

 covering the whole body ; vertical fins with dark olive reticulations sur- 

 rounding pale spots; the anal marked like the dorsal ; a dusky opercular 

 spot. Head 3 ; depth 2. D. VII or VIII, 15 ; A. VI, 17 or 18 ; Lat. 1. 41. 

 L. 12 inches. Great Lakes and Upper Mississippi Valley to New Jersey, 

 and southward to Florida and Louisiana ; chiefly in lowland streams and 

 lakes ; a handsome fish, valued as food. 



{Labrus sparokles Lac^p. Hist. Nat. Poiss. iii, 1802, 517; and iv, 717: Centrarchus 

 sparoides C. &, V. iii, 8, 1829: Centrarchus hexacanthus C. & V. vii, 458, 1831 : Centrar- 

 chus hexacanthiis Giinther, i, 257: Pomoxys hexacanthus Holbrook, Ichth. S. C. 2[): 

 Pomoxys nU/romaculatus Jordan, Man. Vert. cd. 2, 247, and Bull. U. S. Nat. Mns. x, 37, 

 based on Cantharus nigromaculatus Lc Sueur MSS., noticed by C. & V. iii, 8.) 



244.— AKCBIOPIiSTES Gill. 



(Gill, Proc. Ac. Nat. Sci. Phila. 18S1, 1G5: type Centrarchus interruptus G'rard.) 



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

 the broad maxillary with a well developed supernumerary bone. Teeth 

 on jaws, vomer, palatines, tongue, and pterygoids ; lingual teeth in two 

 patches ; pharyngeal teeth pointed. Gill-rakers long and strong, com- 

 pressed, numerous, about 20 in number, some of them on the upper por- 

 tion of the arch. Branchiostegals 7. Operculum emarginate, the lower 

 point much the larger, striate, the ridges terminating in sm^ll spines; 

 preopercle, interopercle, subopercle, suborbital and preorbital with their 

 inferior edges conspicuously serrate; dentaries and preopercle with large 

 muciferous depressions or pits. Dorsal fin with about 13 spines; anal 



* Gill, Amer. Journ. Sci. Arts, 1834, 92 : type Centrarchus hexacanthus C. & V. {yitrfp, 

 high; i6riov, rm\.) 



Bull. Nat. Mus. No. 10 30 



