N0.11S4 JAPANESE FLOUNDERS AND SOLES— JORDAN d- STARKS. 181 



scales; lower e3'e very slightly posterior to upper; gillrakers rather 

 long- and slender, the longest nearly as long as diameter of eye; 6 + 16 

 in number. 



Pectorals rounded, that of eyed side reaching a little past arch of 

 lateral line, its length 8 in head; ventral of eyed side a little nearer to 

 abdominal ridge than that of blind side, its length equal to distance 

 from tip of snout to middle of lower eye; origin of dorsal opposite 

 front of upper eye; caudal doul)lc truncate. 



Color brownish gray speckh^l with dark })rown and white, the former 

 color often arranged in rings and half rings, the white in small round 

 spots scattered irregularly and sparsely over the bod}^ often entirely 

 absent, or in a single more or less definite series following the dorsal 

 and ventral outlines; vertical tins colored like body; pectoral and ven- 

 tral with irregular broken lines across the rays. 



The above measurements were made from a specimen 32 cm. in 

 length from Hakodate. 



Other specimens are from Mororan, Same, Hakodate, Misaki, 

 Aomori, Matsushima, Tokyo, Wakanoura, Kobe, Kawatana, Onomichi, 

 Hiroshima, and Nagasaki. It is the largest as well as the most abund- 

 ant of all the Japanese iiounders, the halibut excepted, everywhere used 

 as food. 



{oUvaceus^ olive-colored.) 



12. PARALICHTHYS COREANICUS (Schmidt). 



Pardlichthys olivaceus var. coreanicus Schmidt, Pise. Mar. Orient, 1904, p. 230 

 (Gensan, Korea). 



Habitat. — Korea, not known from Japan. 



Dorsal rays, 80; anal rays, 60; scales, 110 (Schmidt); otherwise 

 essentially as in ParalichtJn/s olivaceus, from which it ma}" not be 

 separable. 



( Coreanicus, Korean). 



13. PARALICHTHYS PERCOCEPHALUS ( Basilewsky). 



Platessa jiercocephala Basilewsky, Bull. Soc. Nat. ^loscow, 1855, p. lM5 (Japan 



Sea, Peking). 

 Pseudorhojnbus sumihonis Gunther, Ann. Mag. Nat. Hist., 1873, p. 379 (Chifu, 



China). 



Habitat. — Japan Sea, not known, on the Japanese coast. 



Head 3^ in length without caudal; depth 2|; dorsal 69; anal 51; 

 lateral line 110. 



Jaws nearly even in front, longer than eye, which is y\ of the head; 

 cleft of mouth wide; length of maxillary 2^ in head and extending 

 beyond eye; upper jaw with 3 pairs of canine teeth anteriorly; lower 

 jaw with 8 or 10 strong teeth on each side; interorbital space rather 

 Hat, not so wide as vertical diameter of orbit; lower eye scarcely in 



