NEW OR LITTLE KNOWN FISHES. 237 



Islands; Perca variabilis Pallas, Zoogr. Rosso-Asiat., iii, 

 241, 1811, Aleutian Islands, type; red specimens of Se- 

 bastodes introniger included as the summer coloration; 

 Sebastodes variabilis Cuvier & Valenciennes, Hist. Nat. 

 des Poiss., iv, 347; Giinther, Cat. Fishes, ii, 99; Se- 

 bastodcs ciliatus Jordan & Gilbert, Synopsis, 658, 1883. 



36. Sebastodes hopkinsi Cramer. Plate xli. 



Si hasiodes hopkinsi Cramer, Proc. Cal. Acad. Sci., 1895, 594. Mon- 

 terey. 



Head 3, depth 3J ; D. XIII, 14; A. Ill, 7. Transverse 

 rows of scales (midway between lateral line and base of 

 dorsal fin) about 52; pores about 51. Body compressed, 

 not very deep, profile- steep, depth of caudal peduncle a 

 little less than orbit. Head compressed, eye large, orbit 

 3% in head. Interorbital space evenly convex, 4^ in 

 head ; cranial ridges nearly obsolete ; parietal ridges very 

 low but broad, brown. Nasal spines small, far apart; 

 preocular spines rather strong, triangular, supraocular 

 and postocular usually present, very minute, tympanic 

 and parietal spines sometimes present. Mouth moderate, 

 oblique; maxillary very little more than 3 in head, nearly 

 reaching vertical from center of pupil, its posterior end 

 very broad, two in orbit. Lower jaw much projecting, 

 with a prominent, forward directed symphyseal knob, 

 which enters the profile. Narrow bands of teeth on jaws, 

 vomer and palatines. Preorbital rather narrow, its lower 

 margin lobate, with sometimes a small spine. Preoper- 

 cular spines flat, sharp, nearly equidistant, all directed 

 backward, the 2d longest, 4th and 5th minute. Opercu- 

 lar spines flat, sharp, somewhat diverging, the upper con- 

 siderably larger; spines on shoulder weak. Gill -rakers 

 29 on anterior limb of first arch, long, slender, very little 

 more than two in orbit. 



Dorsal spines slender, low, the 4th longest, 2f in head, 



