NO. 1484. JAPANESE FLOUNDERS AND SOLES— JORDAN & STARKS. 191 



hangs; posterior nostril tube wider and slightly shorter; eyes of nearly 

 equal size, and opposite, separated by a wider ridge than in JI. elasso- 

 don^ the ridge bearing in its narrowest portion 2 well-defined rows of 

 strongly spinous scales; a conspicuous series of pores joining lateral 

 line with upper margin of upper eye, and another encircling the lower 

 eye below and behind; a third series along mandible and preopercle; 1 

 large pore above posterior nostril; gillrakers slender, unarmed, 2 

 above the angle, 11 or 12 below it, the longest 2f in eye; dorsal fin 

 beginning above front of pupil, the longest ray 2f in head; anal pre- 

 ceded by a strong spine, its height equaling that of dorsal; pectoral 

 very long and slender, f length of head, that of blind side shorter, \ 

 leno'th of head; ventrals reaching to base of fourth or fifth anal ray, 

 caudal long, evenly rounded behind, the middle rays not longer than 

 those adjacent, their length equaling distance from tip of snout to 

 preopercular margin; scales on colored side strongly ctenoid except in 



Fig. 9. — HipruuLossoiDES hamiltoni. 



a strip along middle of sides anteriorly; elsewhere each scale provided 

 with 2 to 1 long spines; on blind side they are smooth except on nape 

 and caudal peduncle; cheeks, opercles, and interorbital space covered 

 with larger, rougher scales than those on sides; mandible and snout 

 naked; a single series surrounding each eye anteriorly, and 1 on max- 

 illary or colored side; blind side of head with maxillary naked; cheeks 

 covered with minute smooth thin scales, the opercles with a few scat- 

 tered spinous scales, the preopercle naked. Color nearly uniform 

 ])rownish, without distinctive markings on body or fins. 



The type is 17 cm. long, from ofi' Dalnoi Point, Kamchatka; depth, 

 16 fathoms. It is also recorded from the sea of Okhotsk. 



(Named for Gerald Edwin H. Barrett-Hamilton, of Dublin, memlx^r 

 of the British Commission of Fur Seal Investigation, 1896 and 1897, 

 who made valuable collections of Kamchatkan fishes.) 



Proc. N. M. vol. xxxi— 06- 



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