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FLATFISHES (HHTEKOSOMAIA) 



lower jaw scarcely projecting, about ij in head. Teeth rather strong, canines of 

 moderate size. About 20 gill-rakers on lower part of anterior arch. Scales feebly 

 ctenoid on ocular side, mostly cycloid on blind side ; about 100 in lateral line ; numerous 

 supplementary scales present, especially on anterior part of body. Dorsal tiq-74 . 

 commencing just behind posterior nostril of blind side and just in front of eye. Anal 

 32-57. Pectoral of ocular side with 10 to 12 rays, length about 1 that of head. Caudal 

 double-truncate ; caudal peduncle about as deep as long. Greyish brown, sometimes 

 mottled or spotted with paler and darker ; the head sometimes sprinkled with black 

 dots ; young brownish, with bluish spots. 



Type. — Not traced. 



Distribution. — Coast of California, from San Francisco to the Gulf of California. 



Specimens E.xaminkd ; 



I (330 mm.). .S,m I'-rancsco. liiKenmann. 



I (315 ,, ). Magdalena Bay. U.S. Nat. Mus. 



I (205 ,, ). San Diego. 



10 (70-290 mm.). ., Jordan. 



I (160 mm.). ., U.S. Nat. .Mus. 



This species is said to attain to a length of 3 feet and a weight of 60 pounds. It is 

 indifferently sinistral or dextral. 



12. PARALICHTHVS ^STUARIUS, Gilbert and Scofield. 



Pamlichthys icsluarius, Gilbert and Scolield, iSyti. I'roL. U.S. Xat. .Mus., xx, (iS'j?), p. .|.)(), pi. 



xxxix ; Jordan and Evermann, 18118, Bull. U.S. .Nat. .\luii., xh li (3), p. .'620. (iilliert and 



Starks, 1904, Mem. Calif. Acad. Sci., iv, p. 19S. 

 Parahchthys magdaleiur, (.M.bott) Jord.in and Kvermann, iS.,,s, lUill. U.S. X.it. Mus. xlvu ( i). 



Very close to the preceding species, but depth of body i\ m the length : gill-rakers 

 rather shorter, 20 on lower part of anterior arch ; dorsal 72 -83, anal 5H-O3. Pale 

 chocolate brown. 



Type. — United States National Museum. No. 481 2S. 



Distribution. — Mouth of Colorado River, Mexico. 



Specimen Examined : 



(190 1 



atype. 



Shoai I'oint, .Mouth uf Colorado R 

 Mexico. 



Gilbert. 



