FISHES OF HAWAIIAN ISLANDS. 



689 



clouded with grayish; anterior half whitisli; refjion behiml preopercle marked with many narrowly 

 elongate vertical lemon-yellow spots; anterior part of dorsal fin and snout marked with numerous 

 small yellow spots; dorsal and anal edged with yellow, llic color extending downward on rays. 



Very numerous specimens were secured, the species being abundant in depths of 40 to 100 fathoms. 

 The males occasionally develop 3 or 4 .spines about upper eye instead of the 2 present in the type. 

 The females are mature, the ovaries lying in a backward extension of body cavity along base of anal 

 tin. The following fin-counts indicate the variation in this respect; Dorsal 79, 84, 88, 86, 87, 87, 87, 

 88, 89, and 91; anal 61, 65, 66, 66, 66, 68, 68, 66, 69, and 67. 



Specimens were secured at the following stations: Nos. .'5846, .south coast Molokai, 60 to 64 fathoms; 

 8848, .south coast jMolokai, 44 to 73 fathoms; .3849, soutli coast .Molokai, 43 to 73 fathoms; 38.50, south 

 coast Molokai, 43 to 66 fathoms; 3861, I'ailolo Cliannel, 30 to oli fathoms; .3875, Avau Channel, 34 to 

 65 fathoms; 3940, Laysan Island, 59 to 70 fathoms; .3963, Laysan Island, 319 to 44 fathoms; 4066, east 

 end Maui, 176 to 49 fathoms; 4070, north coast Maui, 45 to 52 fathoms; 4071, north coast JIaui, 52 to 

 56 fathoms; 4072, north coast Maui, 56 to 59 fatlioms; 4073, north coast Maui, 69 to 78 fathoms; 4075, 

 north coast Maui, 49 to 57 fathoms; 4076, north coast Maui, 57 t<.) 68 fathoms; 4077, north coast Maui, 

 99 to 106 fathoms; 4128, vicinity of Kauai, 68 to 00 fathoms; 4133, vicinity of Kauai, 165 to 41 fathoms. 



Chascauopsetta prorig'era, new species. Fig. 271. 



Type, a male 225 mm. long, from station 4080, off tiie north coast of Maui, dejith 178 to 202 fathoms; 

 type. No. 51605, U. S. Nat. Mus. 



Length of head 23 hundredths of total length without caudal; greatest depth 34; least depth of 

 caudal peduncle 5; longest diameter of orbit 6; interorbital width 3; length of snout, from lower eye .5, 

 from upper eye 9; length of maxillary 14; length of mandible 19; length of left pectoral 15; length of 

 right pectoral 3; length of caudal 17; chord of arch of lateral line 12. D. 125; A. 89; P. 14; scales in 

 lateral line 140. 



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Flu. Tt\.— i'htm-ain)]^AitUxptiii-iiitra^y\\h\:x\, new sjJt'cif*. Type. 



Body very thin, as in (^'i/tiii-ax/ldxtnis, in shape a very elongate oval, the greatest depth immediately 

 behind curve of lateral line, the upper and lower profiles behind this point gi-ntly converging and nearly 

 .straight; caudal peduncle free for a distance eijualing half diameter of pupil. Head very deep; pre- 

 opercular angle blunt; vertical height of cheeks nearly 3 times their longitudinal width; upper profile 

 faintly incurved behind terminal part of snout; eyes well separated, imterorI)itiil space naked, deeply 

 concave; upper eye a little behind the lower, its anterior margin in a vertical which traverses low'er eye 

 halfway between its front and front of pui)il; mouth large and very oblique; maxillary very long and 

 slender throughout, its tip reaching vertical from hinder margin of lower eye; each mandibular ranms 

 becomes vertically dilated to form a thin lamella in tlie niiddleof its length; toward symphysis, the 

 lower jaw becomes very narrow, the dentigerons portion protruding beyond snout for half diameter of 

 pupil; teeth large, equal, rather distant, in single .series, hooked and deprcssible inward; a pair of long 

 membranous paljis, each folded over longitudinally, with their freemargins direct edinward, depend from 



