Jordan and Evermann. Fishes of North America. 1 197 



opposite last part of pupil; maxillary 2 in bead; nostrils small, sub- 

 equal ; gill rakers 9 + 19; first dorsal spine short, second \ longer, tbird 

 more than 3 times second, fourtb still longer (in specimens examined by 

 us 2 to 2f in bead, not longer than tbird iu other specimens, according 

 to authors), the fin thus very deeply notched; anal spines short, the 

 second about equal to third, 43 in head; caudal lunate; pectoral \\ to If 

 in bead, the middle rays longest. Color in alcohol : Dark above, abruptly 

 pale below ; a large, dark, oblique dash below eye covering most of 

 cheek ; a row of 5 oblong, horizontal, white blotches just below lateral 

 line, first and second largest, about as long as eye, a single one as large 

 as third blotch above this row below the second to fourth rays of soft 

 dorsal; caudal dusky, its central and posterior part pale; anal and ven- 

 tral black ; pectoral pale ; spinous dorsal dusky at base; soft dorsal mot- 

 tled with dark. Young (humeralis) with rather faint, dark bars and round, 

 pale spots 011 head and ventral fins. Length 2 to 3 feet. Pacific Coast of 

 South America from Panama to Juan Fernandez. According to Dr. Stein- 

 dachner this handsome species is quite common in the deep channels sep- 

 arating the Galapagos Islands from each other. Here described from No. 

 10222, M. C. Z., 2 feet long, from Indefatigable Island, representing the 

 form called albomaculatus, of which humeralis is regarded by Dr. Bouleuger 

 as the young, (humeralis, pertaining to the shoulder.) 



Serranns humeralis, CUVIER & VALENCIENNES, Hist. Nat. Poiss., n, 246, 1828, Chili; GUNTHER, 

 Cat., i, 104, 1859; BOULENGER, Cat., i, 278. 



Serranus semifasciatns (Guichenot), GAY, Hist. Chile, n, 151, pi. 1, bis. fig. 2, 1847, Juan Fer- 

 nandez. 



Percichthys godejfroyi, GfJNTHER, Journ. Mus. Godeffroy, i, n, 2, 1873, 97, Iquique, Peru. 



Serranus albomaculalus, JENYNS, Zool Beagle, Fishes, 3, pi. 2, 1840, Galapagos Archipelago; 

 GUNTHER, Cat., i, 105, 1859; STEINDACHNER, Ichth. Beitriige, iv, 4, 1875, pi. 1, fig. 2. 



Paralabrax albomaculalus, JORDAN & BOLLMAN, Proc. U. S. Nat. Mus., 1889, 181; JORDAN & EIGEN- 

 MANN, I. c., 389, 1890. 



Paralabrax humeralis, JORDAN & EIGENMANN, I. c., 389. 



1585. PARALABRAX CLATHRATUS (Ginird) 

 (CABRILLA ; ROCK BASS.) 



Head 3; depth 3. D. X, 14; A III, 7; scales 14-90 to 100-30, 68 to 75 

 pores. Caudal slightly lunate, not forked; body elongate, more com- 

 pressed than in related species ; snout pointed ; eye If in snout, 4| in 

 head. Top of head mostly naked ; a few scales on median line behind 

 pupil ; preorbital narrow, not so broad as maxillary, less than half width 

 of eye ; maxillary 2? in head, broad at top ; gill rakers rather long, x + 20 

 to 24; third, fourth, and fifth dorsal spines about equal, the third twice 

 the second, 2 in head; second anal spine longer than third; pectoral 

 long, 1* in head; ventrals If; caudal fin slightly lunate. Color grayish 

 green, with obscure, broad, dusky streaks and bars, which form reticula- 

 tions on the sides; sides often shaded and mottled with bluish and green- 

 ish, but usually without distinct spots; a broad, dark, longitudinal shade 

 near axis of body ; belly plain silvery gray. Coast of southern California, 

 from San Francisco to the Cerros Islands ; the most common species of 



