88 U.S. NATIONAL MUSEUM BULLETIN 2 02 Vol. 2 



Rongelap Atoll: Kabelle Island, north end, lagoon reef, June 20, S-46-231, 

 Schultz and Herald, 1 specimen, 59 mm. 



Jaluit Atoll: USNM 65718, January, February, 1900, Albatross, 5 specimens, 

 71 to 94 mm. 



Likiep Atoll: Univ. Washington, August 20-22, 1919, 22 specimens, 46 to 

 63 mm. 



Description. — Dorsal fin rays XIII, 12 (rarely 13); anal 11,13 (rarely 

 12); pectorals ii,14 or 15 (usually 15); scale rows from upper edge of 

 gill opening to base of caudal rays 24 to 26, with 3 between lateral 

 line and dorsal origin, 1)^ between end of lateral line and scaly dorsal 

 slieath, 10 between origin of anal and lateral line; upper part of lateral 

 line with 16 tubular scales and usually 2 or 3 scales with pores follow- 

 ing; gill rakers 7+1 + 19 to 21, totaling 27 to 29 (2 counts). 



Depth of body 1.6 to 1.8; head 3.15 to 3.3; both in standard length. 

 Snout 3.5 to 3.8; eye 2.4 to 2.8; preorbital width (measured at notch) 

 10.0 to 11.0; length of upper jaw 3.2 to 3.3; postorbital part of head 

 (hind margin of eye to upper edge of gill opening) 2.9 to 3.3; inter- 

 orbital width 2.6 to 2.9; depth of caudal peduncle 2.0 to 2.1, length of 

 pectoral fin 0.8 to 1.0, of pelvic fin 0.7 to 0.8, of 6th dorsal spine 1.3 

 to 1.5, of upper caudal rays 0.7 to 0.8, of lower caudal rays 0.8; all in 

 length of head (tip of snout to hind margin of opercular flap). Depth 

 of caudal peduncle in its length 1.0 to 1.2; angle of snout profile with 

 lengthwise axis of body 58 degrees. 



Teeth of jaws short, cylindrical, only slightly compressed at tips, 

 truncate; preorbital notched; suborbitals notched, both preorbital and 

 suborbital scaly, though latter with naked margin, preopercle with 

 scales covering its posterior but not its ventral margin; opercular spine 

 small, inconspicuous, head completely scaled to tip of snout except 

 area close around nostril, some of head scales with basal accessory 

 scales, interorbital slightly convex; 5th, 6th, and 7th dorsal spines 

 longest, subequal, dorsal and anal soft raj^s pointed, lobes of caudal 

 pointed or filamentous, first pelvic ray filamentous. 



Color in alcohol. — Lips pale or dusky; snout, interorbital, and upper 

 part of head and back dark reddish brown or blackish, lower half of 

 head and body light tan or yellowish ; sides with 3 vertical broad dark 

 bands reaching almost to belly, narrowing slightly ventrally, alternat- 

 ing with 3 pale areas; caudal peduncle dusky; spiny dorsal fin mem- 

 branes yellowish basally, dusky distally, soft dorsal anterior rays 

 dusky, rest of fin pale; anal with anterior rays dusky, rest of fin pale; 

 outer caudal rays dusky, median rays yellowish basally, pale distally; 

 pectorals with upper edge of upper rays dusky, rest of fin pale; outer 

 edge of pelvic spine dusky, rest of fin pale. 



Color when alive. — Lips blackish; iris white; top of head and back 

 sooty gray, lower half of head and breast silvery white; belly white; 

 sides with 2 distinct broad vertical bars; ground color bluish green 



