A REVIEW OF THE CENTRARCHIDiE. 
559 
1. CENTRARCHUS MACROPTERUS. 
(Round Sunfish. Plate lxviii, fig. 1.) 
Labrus macropterus Lacdpbde, Hist. Nat. Poiss., hi, 447, 1802 (Charleston). 
Centrarchus macropterus Jordan, Bull, x, LJ. S. Nat. Mus., .16, 1877. 
Labrus irideus Lac^pbde, Hist. Nat. Poiss., iv, 716, 1802 (Charleston). 
Centrarchus irideus Cuv. & Val., Hist. Nat. Poiss., hi, 89, 1829 (Carolina). 
Habitat : Lowland streams from southern Virginia southward to Flor- 
ida and Louisiana ; northward in the Mississippi Valley to Illinois. 
Etymology: Maxpos, long) nrepovy fin. 
This species is generally common iu the bayous and ponds of the 
southern streams. 
II. POMOXIS. 
1818. Pomoxis Rafinesque, Journ. Acad. Nat. Sci. Phila., 417 ( annularis ). 
1860. Pomoxys Holbrook, Ich. S. C., 29 (emend.). 
1864. Hyperistius Gill, Amer. Journ. Sci. and Arts, 92 (hexacanthus). 
Type : Pomoxis annularis Rafinesque. 
Etymology : fldjpa, opercle ; o~6g, sharp. 
ANALYSIS OF THE SPECIES OF POMOXIS. 
a. Dorsal spines, 7, rarely 8 ; anal strongly reticulated ; body oblong, elevated, much 
compressed ; head moderate ; snout projecting ; mouth rather large ; maxillary 
reaching to posterior border of eye; eye large, 3£ to 4 in head; opercular spot 
small; dorsal elevated, longest spine reaching posterior border of eye; pectorals 
and ventrals reaching anal, ventral spine extending past anus ; scales moderate, 
6 to 8 rows on cheeks. Silvery-olive, mottled with clear green ; dorsal and anal 
marked alike; head, 3; depth, 2; D. vii or vm, 15 ; A. vi, 17 or 18; lat. 1., 40 to 45. 
Sparoides, 2. 
aa. Dorsal spines 6, rarely 5 ; anal, plain ; profile of head more strongly S-shaped 
than in sparoides ; nape more gibbous; snout longer than eye; maxillary some- 
what shorter; eye smaller, 4| to 5 in head; scales on cheeks in 4 or 5 rows; lat. 1., 
36 to 48; rest almost as in sparoides Annularis, 3. 
2. POMOXIS SPAROIDES. 
(Calico Bass ; Strawberry Bass ; Tin-mouth ; Grass Bass ; Bar Fish. PI. lxviii, fig. 2.) 
Labrus sparoides Lac6pbde, Hist. Nat. Poiss., ill, 517, 1802. 
Centrarchus sparoides Cuv. & Val., in, 88, 1829 (Carolina). 
Pomoxis sparoides Girard, U. S. Pac. R. R. Surv., 6, 1859. 
Cantharus nigromaculatus Le Sueur ms., 1829 (Cuv. & Val., Hist. Nat. Poiss., hi, 
88 ). 
Pomoxis nigromaculatus Girard, U. S. Pac. R. R. Surv., 6, 1859. 
Centrarchus hexacanthus Cuv. & Val., Hist. Nat. Poiss., vn, 458, 1831. 
Pomoxys hexacanthus Holbrook, Ich. S. C., 29, 1860. 
Hyperistius hexacanthus Gill, Amer. Jour. Sci. and Arts, 97, 1864. 
Hyperistius carolinensis Gill, Amer. Jour. Sci. and Arts, 92, 1864. 
Habitat: Eastern United States from the Great Lakes to the Gulf, 
east to the Hudson River, west to Arkansas ; iu upland streams and 
lakes, rarely descending to the lowlands. 
Etymology : S_parus y a genus of fishes $ etdos, like. 
