3'6 



FLATFISHES (HF,TF.ROSOMA-|'A) 



I. HYl'SOPSETTA GUTTULATA (Giranl). 



[Diamond Flounder] 



PUuronkhlhys i;ultulatu$, Girard, 1857, Proc. Acad. Nat. Sci. Philad., viii, (1856), p. 

 J. Nat. Hist., VI. p. 54;, pi. XXV, figs. 1-4 ; Girard, 1858, U.S. Pacif. R.R. Sur 

 p. 15-' ; I.ockington, 1880, Proc. U.S. Nat. Mils., ii, (1879), p. 04. 



I'leurnnccUs nullulalus , Gunther, 1862, C, 

 Parophrys ayrc&ii, Gunther, 1862, torn, cit., 

 Hypsopsclla gullulata, Gill, 1863, Proc. Ac^ 

 Gilbert, l88r, Proc. U.S. Nat. Mus., lii 

 Nat. Mus., iv, (1881), p. 68 ; Jordan 

 Jordan, 1884, Nat. Hist. Aquat. .\nim 

 Goss, 1889, Rep. U.S. Com. Fish,, xi' 

 U.S. Nat. Mus., xlvii (3). p. 2639 ; St; 

 p. 244 ; Starks. 19 18, Calif. Fish Game 



Fish. 

 p. 456- 



;d. Nat. Sci. Philad.. xiv, (1862). p. 330; Jordan and 

 , (1880), p. 453 ; Jordan and Gilbert. 1882, Proc. U.S. 

 and Gilbert, 1883, Bull. U.S. Nat. Mus., xvi, p. 830; 

 . (Fisheries Fish. Indust. U.S.. 1). p. 185 ; Jordan and 

 ;, (18S6), p. 283; Jordan and Evcrmann. 1898. Bull, 

 irks and Morris, 1907, Univ. Calif. Pub. Zool., lii (11). 

 , iv (4), p. 12, fig. 94. 



Depth of body i^ to i| in the leiiRth, length of head 3^ to 4. Upper profile of 

 head a little concave above eyes. Snout as long as or shorter than eye, diameter of 

 which is 4 to 5 J in length of head ; interorbital ridge naked or with a few scales ; 

 lower eye scarcely in advance of upper. Maxillary extending to below anterior edge 

 or anterior part of eye, length on ocular side 4J to 4^ in that of head ; lower jaw 

 scarcely projecting. 3 to 3? in head. 5 or 6 gill-rakers on lower part of anterior arch. 

 Scales very small on head, feebly developed in opercular region ; scales on body 

 smaller on blind side than on ocular side ; 83 to 95 in lateral line. Posterior prolongation 

 of supratemporal branch of lateral line extending to below fortieth to fiftieth rays of 

 dorsal fin. Dorsal 66-73 '■ highest rays i or more than i length of head. Anal 48-54. 

 Pectoral of ocular side with 11 to 13 rays (7 to 9 branched). length 1 5 to j in that of 

 head. Caudal with ig rays (13 branched), rounded or double truncate , caudal 

 peduncle about twice as deep as long. More or less uniformly brownish ; young with 

 small pale spots ; fins sometimes speckled with dark brown or black. 



