3-4 



FLATFISH KS (HETFKOSO.MATA) 



length on ocular side 4J, on blind side 3^ in that of head : lower jaw a little projecting. 

 J J in head. Teeth in 3 or 4 rows on blind side of both jaws ; a single row on ocular 

 side of lower jaw. 10 or 11 gill-rakers on lower part of anterior arch. 80 to go scales 

 in lateral line. Posterior prolongation of supratemporal branch of lateral line 

 extending to below forty-fourth ray of dorsal fin. Dorsal (70) 76 ; origin about level 

 with anterior part of maxillary, about 6 rays being on blind side of head ; highest 

 rays I J in length of head. Anal (50) 53 ; first interha-mal spine prominent. Pectoral 

 of ocular side with 1 1 rays (8 branched), length i J in that of head. Pelvics with 6 rays. 

 Caudal with 19 rays (13 branched), rounded ; caudal peduncle about 2^ times as deep 

 as long. Intestine of moderate length, not much coiled. Brownish, with some 

 indistinct darker spots and blotches ; a very indefinite dusky blotch at middle of 

 lateral line ; some irregular dark spots on dorsal and anal fins, and a large blotch 

 across base of caudal : rays of median fins all tipped with white. 



Typi-:. — United States National Museum. No. 607. 



Distribution. — Coast of California^ 



Specimkn Examined : 



San Diego Bn 



Rigenn 



ft. PLEURONICHTHYS RITTERI. Starks and Morris 



.' PUutrmichtlns ca-iiosus (part), Jordan and Gilbert. 1S8.:, Proc. U.S. Kat. Mus., iv. (1881), p. 68 ; 



Jordan and Gilbert, 1S83, Bull. U.S. Nat. .Mus., xvi. p. 830; Jordan and Goss, i88t). Rep. 



U.S. Com. Fish., xiv, (1886), p. ::8:: ; Jordan and Evcrmann, i8q8, Bull. U.S. Nat. Mus.. 



xlvii(3), p. 2638. 

 PlciironiclUhvs ritteri, Starks and Morris, 1907, Univ. Calif. Pub. Zool., iii (11), p. 243. pi. xxi ; 



Starks and Thompson, iqio, Proc. U.S. Nat. Mus.. xxxviii, p. 287 ; Hubbs, 1016. Univ. Calif. 



Pub. Zool., xvi (13), p. 169 ; Starks. 1918, Calif. Fish Game, iv (4), p. 12, fig. 93. 



Close to P. ca-nosus. Depth of body nearly twice in the length, length of head 

 4J to 4J. Upper eye level with or a little behind lower, entering dor.sal profile of 

 head, which is distinctly concave ; diameter of eye 35 to nearly 4 in length of head ; 



