96 U.S. NATIONAL MUSEUM BULLETIN 2 02 Vol. 3 



Depth of body 2.7 to 3.1 ; length of head 2.4 to 2.7; both in standard 

 length. Snout 1.3 to 1.5; diameter of eye 4.9 to 5.6; least depth of 

 caudal peduncle 2.3 to 2.9; length of pectoral fin 3.6 to 4.3; length of 

 longest dorsal ray 4.5 to 6.2; length of longest anal ray 4.2 to 6.0; 

 length of middle caudal rays 2.1 to 2.4; length of dorsal fin base 

 0.9 to 1.1; length of anal fin base 1.0 to 1.3; interorbital width 4.0 to 

 4.3; all in length of head. Angle of snout profile with axis of body 

 24 to 30 degrees, snout profile concave. 



Snout long and tubular; mouth dorsal ; interorbital convex, rounded; 

 dorsal spine inserted above the middle of the eye; dorsal spine with 

 small spines on anterior surface; posterior lateral surface with row of 

 downward curved barbs, larger than those of anterior face; pelvic 

 spine prominent, not jointed near tip, small pelvic flap present; 

 scales exceedingly small, imbricate; retrorse spines on caudal peduncle 

 numerous, close set, long, slender recurved spines; dorsal and anal 

 fins low and rounded; pectoral fin very small, caudal fin rounded, 

 fan-shaped. 



Color in alcohol. — Ground color of head and body pale yellowish 

 white; lips pale, narrow black line almost encircling snout just 

 behind mouth; head wdth greenish line over eye, a broad greenish line 

 extending forward from eye along side of snout; 2 lines on cheek, 

 upper one extending forward along side of snout, lower one along 

 lower edge of cheek, fading on throat; dark bluish green regular 

 network covering rest of head and body, sides of body with 6 or 7 

 lengthwise rows of round yellowish white spots about size of eye, 

 spaces between these dots narrower than diameter of dots, bluish 

 green, pattern and color fading out on caudal peduncle; pelvic fin 

 membrane and small area around its base black, with close-set minute 

 white dots; pelvic spine sometimes black on distal portion; dorsal, 

 anal, and pectoral fins pale, transluscent; caudal fin pale or slightly 

 dusky with an oblong black submarginal streak on middle 3 or 4 rays. 



Color in life.- — Ground color of head and body bright golden yellow; 

 lips pale yellowish; purplish line encircling snout just behind mouth; 

 two blue lines radiating forward from eye along side of snout; space 

 between these lines golden yellow; yellow oblong bars on sides of cheek; 

 eye yellowish with 5 radiating white lines on iris; rows of spots on 

 back and sides golden yellow, interspaces blue ; dorsal fin spine yellow- 

 ish brown, soft dorsal yellowish at base, distal part of fin pale, hyaline; 

 anal fin similarly colored; caudal fin yellowish white with broad black 

 submarginal streak across middle rays. 



