PLEURONECTIN^ 



305 



side, but sometimes a number of cycloid scales present, especially on head and anterior 

 part of body : scales on head and parts of body frequently with small bony papillae 

 on their surfaces in addition to the marginal spinules ; scales on blind side all cycloid 

 or those on posterior parts and edges of body ctenoid ; 77 to 84 scales in lateral line. 

 Dorsal 70-75 (77). Anal 53-58. Pectoral of ocular side with 10 to 12 rays (7 or 8 

 branched), length i J to 2 in that of head. Caudal with 18 rays (X2 branched), double- 

 truncate or rounded ; caudal peduncle about as long as deep. Uniformly brownish. 



TypE. — Zoological Museum, Leningrad. Nos. 12361-65. 



Distribution. — Okhotsk Sea ; Gulf of Tartary ; Sea of Japan ; Corea ; coast 

 of Shantung. 



Specimens Examined : 



I (340 mm.). 



I (215 „ ). 

 4 (200-230 mm.) 



1 (225 mm.). 



2 (207. 225 mm.). 



Gulf of Tartary (47' 38' JJ., 



141° 39' E.). 

 Gensan, Corea. 

 Tokyo Market. 

 Toyama, Japan. 

 Coast of Shantung. 



U.S. Nat. Mus. 



Popov. 



Tokyo Imp. Un 



The specimens from China have a rather more slender body and narrower caudal 

 peduncle, but are otherwise identical with the remainder. 



2. CLEISTHENES PINETORUM, Jordan and Starks. 



Cleisthencs pinelorum, Jordan and Starks, 1904, Bull. U.S. Com. Fish., xxii, (igo2), p. 622, fig. ; 

 Jordan and Starks, 1906, Proc. U.S. Nat. Mus., xxxi, p. 192, fig. 10 ; Jordan, Tanaka and 

 Snyder, 1913, J. Coll. Sci. Tokyo, xxxiii (l), p. 323, fig. 271 ; Hubbs, 1915, Proc. U.S. Nat. 

 Mus., xlviii, p. 472 ; Hubbs, 1918, .\nnot. Zool. Japon., ix, p. 370. 



Fig. 226. — Cleisthcnes pineiorum. [After Jordan and Starks, 



Probably identical with the preceding species, but with 20 to 25 (occasionally 27) 

 gill-rakers on lower part of anterior arch. Scales all cycloid in specimens of 4 to 5 

 inches in total length ; larger specimens have a few ctenoid scales on ocular side of 

 head and near upper and lower edges of body. Dorsal 76. Anal 56-57. 



Type. — United States National Museum. No. 51403. 



Distribution. — Matsushima Bay, Japan. 



Specimen Examined : 



(112. 



Off Matsushima. 



U.S. Nat. Mus. 



