370 FI.ATFISHKS (HKTEROSOMATA) 



Deptli of body 2\ to -'J in the length, length of head 3]* to 4. Upper profile of 

 head nearly straight. Snout as long as or somewhat shorter than eye, diameter 

 of which is 4J to 6 in length of head and 3 or 4 times interorbital width, which is 

 scaled ; anterior margins of eyes level ; postocular ridge rather inconspicuous, rugose. 

 Maxillary extending to below anterior edge of eye or a little beyond, length on ocular 

 side 4 to' 4^, on blmd side 3I in that of head ; lower jaw a little projecting, 2| to 3J 



m head dental formula ^^ '- ' '"'3 6 or 7 (10) gill-rakers on lower part of anterior 



0-2 + 15-16 

 arch : lower pharyngeals not very massive, their width 3J to 4^ in length, each with 

 2 rows of obtusely conical teeth, the anterior teeth of the inner row larger than the 

 remainder.' Scales mostly imbricated, those on head and extreme anterior part of 

 body more or less embedded ; strongly ctenoid on ocular side and nearly all ctenoid 

 on blind side in the male, cycloid on both sides of body in the female ; pra'operculum 

 and operculum naked on blind side of head ; 7S to 83 scales in a longitudinal series 



Fig. 267. — Liopsetta nbscti 



er pfiaryngeals 



above lateral line, 37 to 39 between lateral line and middle of back. Lateral line 

 with a low but distinct curve above pectoral fm. Dorsal (59) 60-63 (^7) : origin 

 above antenor i of eye ; highest rays about i| in length of head. Anal 44-48 (49). 

 Pectoral of ocular side with 11 rays (6 or 7 branched), length i J to 2J in that of head. 

 Pelvics with 5 or 6 rays. Caudal with 19 rays (13 branched), rounded ; caudal 

 peduncle li to nearly twice as deep as long. Uniformly dark brownish; young 

 with darker markings and numerous small pale spots; dorsal with 10 or ti, anal 

 with 7 indistinct dark vertical bars, visible on blind side of fins ; rays of median 

 fins sometimes tipped with yellow. 



Typh. — Zoological Museum, Leningrad. Nos. 8725-29. 



Distribution. — Alaska (?) ; Okhotsk Sea ; Sakhahn Isd. ; Sea of Japan ; Yellow 

 Sea. 



Specimens Examined : 



(330 ■ 

 (112 



Alaska {■!)■ 



Iturup Isd., Kurilc Is 



V^ladivostock Harboui 



Popov. 



Stanford Univ. 

 Amer. Mus. Nat. Hist. 



The inner series of teeth 1 



rtlv differentiated into 



