113. PLEURONECTID.^ - HIPPOGLOSSOIDES. 827 



on blind side similar, mostly smooth anteriorly. Anal preceded by a 

 spine; caudal long; pectoral of eyed side half length of head; ventral 

 reaching past front of anal; pectoral and ventral of eyed side with 

 prickle-like scales. Head 3*; depth 2^. D. 77-84; A. 59-64; V. 6; 

 scales 45-100-40. L. 18 inches. Body sometimes sinistral. Puget 

 Sound to Alaska; rather common. Very closely allied to the preceding 



species. 

 (Jordan & Gilbert, Proc. U. S. Nat. Mus. 1880, 278.) 



an. Upper jaw with 2 rows of teeth. 

 c. Scales small, firm. 



II. jordani Lockington. 



Olive brown, nearly uniform; membrane of dorsal and anal fins 

 clouded with darker. Body broadly elliptical. Dorsal and ventral 

 outline equally and regularly curved. Mouth oblique, the jaws about 

 even, the syinphyseal knob but little projecting; gape curved; maxil- 

 lary broad, reaching to behind pupil, 2 in head; teeth in 2 series in 

 the upper jaw, the inner series small and distant from the outer, which 

 is considerably enlarged in front; lower jaw with a single series similar 

 to the outer series in the upper jaw, but larger. Gill-rakers roughish, 

 strong, about 15 below angle, the longest about half as long as eye. 

 Lower pharyngeals rather narrow, each with a single row of sharp 

 teeth. Eyes large; iuterorbital space a narrow, blunt, scaly ridge. 

 Dorsal beginning over anterior margin of pupil, the rays all simple; 

 caudal fin with the middle rays slightly produced; anal preceded by a 

 spine; pectoral half length of head. Scales of colored side small, firm, 

 strongly ciliated, nearly uniform over head and body; lower jaw and 

 snout scaleless ; scales on blind side smooth. Head 3^; depth 2 J. D. 

 94; A. 72; Lat. 1. 9G. L. 20 inches. Point Concepcion to Puget Sound; 

 abundant; an important food-fish. 



(Lockington, Scientific Press Supplement, April, 1879, i, 20; Lockiugton, Proc. 

 U. S. Nat. Mus. 1879, 73.) 

 cc. Scales rather large, thin, and deciduous. 



1275. H. exilis Jor. & Gilb. 



Pale olivaceous brown, with dark points, forming edgings on each 

 scale; bronze spots sometimes present; fins mostly dusky; dorsal and 

 anal edged anteriorly with yellowish; ventrals largely yellow. Body 

 slender, compressed, the flesh soft; mouth not large, very oblique, the 

 gape curved; lower jaw scarcely projecting, with a knob at symphysis; 

 maxillary rather narrow, reaching middle of pupil, 2 in length of 



