85. PERCIDJE PEKCINA. 499 



thick. Eye large, 3 in head. Mouth large and broad, the lower jaw wide, 

 a little shorter than the upper; maxillary reaching to the eye. Cheek.s, 

 opercles, and neck scaly; chest naked; belly naked anteriorly, scaly for 

 a distance in front of the vent ; scales rather large. Dorsal fins large, 

 the first larger than the second, which is smaller than the anal, though 

 longer; the two dorsal fins well separated; anal fin large, very deep, in 

 some specimens (males?) reaching to the caudal; anal spines strong, the 

 first the larger. Color dark, densely but vaguely blotched with darker; 

 sides with 8-10 obscure blotches, the anterior ones bar-like; a large black 

 spot on base of spinous dorsal behind, and a small one in front; second 

 dorsal, caudal, and pectorals barred ; a very strong black suborbital bar, 

 and a faint dark line along muzzle. Head3f; depth 5. D.X-15; A. II, 

 11; scales 6-56-11. L. 3 inches, Wabash, Illinois, and Arkansas Eivers. 



(Hadropterm shnmardi Girard, Proc. Acad. Nat. Sci. Phila. 1859, 100; Jordan, Proc. 

 Acad. Nat. Sci. Phila. 1877, 49; Jordan, Man. Vert. 222.) 



26O. PEKCBNA Haldeman. 



Log Perches. 

 (Pileoma DeKay.) 



(Haldeman, Journ. Acad. Nat. Sci. Phila. viii, 330, 1842: type Perca nebulosa Hald. = 

 Scicena caprodes Eaf. ) 



Body elongate, slightly compressed, covered with small ctenoid 

 scales. Lateral line continuous; ventral line with enlarged 'plates, 

 which fall off, leaving a naked strip. Head depressed, rather pointed, 

 the mouth being small and inferior, overlapped by a tapering, sub- 

 truncate, pig-like snout ; upper jaw not protractile. Teeth on vomer 

 and palatines. Gill-membranes scarcely connected. Dorsal fins well 

 separated, the first the larger, of 13-15 spines; the second dorsal rather 

 longer than the anal, which has two spines, the first of which is usually 

 the shorter. Air-bladder and pseudobranchise present, rudimentary. 

 Vertebrae (P. caprodes) 19 -f 22. General pattern of coloration olivace- 

 ous, with dark vertical bands alternately long and short. (A diminu- 

 tive of Perca.) 



7O. P. ca.prod.es (Raf.) Grd. Log Perch; Rock-fish; Hog-molly; Hog-fish. 



Body elongate, compressed. Head long and pointed, depressed and 

 sloping above. Mouth small, quite inferior, the maxillary not reach- 







ing nearly to the front of the eye. Cheeks, opercles, and neck scaly; 

 chest naked. Fins rather low. Color yellowish green, with about 15 

 transverse dark bands from the back to the belly, these usually alter- 

 nating with shorter and fainter ones, which reach about to the lateral 



