FISHES OF THE PHH^IPPINE AND ADJACENT SEAS 225 



7842. Taganak Island. January 7, 1908. Length 235 mm. Generally brown, 

 with narrow slaty stripes, interspaces umber. Head laterally like body, green 

 color forming reticulating lines enclosing paler brown areas; slaty stripe under 

 eye and 1 or 2 indistinct ones before eye, interspaces 3'ellow. Black blotch at 

 upper angle of opercle slightly smaller than eye. Chin and breast tinged with 

 purple. Dorsal yellowish brown, edge bright blue on narrow black submar- 

 ginal line; below latter broader broken lines of slaty blue; on soft fin forming 

 chord to margin, short lines near vertical edge parallel but diminishing down- 

 ward; blue basal bar with narrow yellowish brown bar beneath as fish fades. 

 Anal like dorsal. Caudal pale, probably whitish basally in life. Paired fins 

 brown, without yellow on terminal portion of pectoral. 



8530. Verde del Sur, Palawan reef. April 7, 1909. Length 275 mm. Sides 

 with longitudinal gray lines. Tawny area behind giU opening, % ej^e diameter, 

 forms blotch to pectoral base. Side of head mottled with tawny. Purple 

 brown blotch, smaller than eye, above gill opening, becomes black. Dorsal 

 tawny with 3 or 4 bars on soft fin, and short bars on front of spinous fin, 

 posterior rays blackish. Anal with longitudinal bands, only seen by trans- 

 mitted light. Caudal lobes mottled with tawny along 3 or 4 outer rays, base 

 pale white in life. Pectoral black, darkest on upper rays. 



6981, 6982. West coast of Sabtan Island. November 9, 1908. Length 320 to 

 340 mm. Body uniform bister without stripes or lines. Scales shdw slight 

 tinge of yellowish brown on fading. No black shoulder marks. Bronze spot 

 above angle of gill opening. Head and breast under pectoral with undulating 

 slate blue lines. Fins colored like body, dorsals more inclined to umber. 

 Dorsals and anals with bright blue margins and fins crossed by numerous 

 dark slaty bars. Caudal peduncle at caudal base with broad whitish bar. 

 Caudal fin black, produced rays purplish and fin medially crossed by numer- 

 ous, narrow, purple stripes. Paired fins uniform. 



A1552. Nan Wan Bay, Formosa. January 25, 1910. Length 290 mm, 



1359, 52681, 55342 U.S.N. M. Honolulu. Albatross collection. Length 103 to 

 473 mm. Seven examples. 



50791 U.S.N. M. Southern Japan. Imperial University, Japan. Length 118 mm, 



52743 U.S.N.M. Hawaii. Bureau of Fisheries. Length 320 mm. As Hepatus 

 xanthopterus. 



82967 U.S.N.M. Hawaii. Wilkes Exploring Expedition, Length 43 to 57 mm. 

 Two examples. 



HEPATUS GRAMMOPTILUS (Richardson) 



Acanthurus grammoptilus Richardson, Ann. Mag. Nat. Hist., London, vol. 



11, 1842, p. 176. Port Essington, Queensland. — GtJNTHER, Cat. Fish. Brit. 



Mus., vol. 3, 1861, p. 335 (types). 

 Teuthis grammoptilus McCulloch, Mem. Queensland Mus., vol. 6, 1918, p. 



9, pi. 28 (Clarence River). 

 Acanthurus leucocheilus Herre, Philippine Journ. Sci., vol. 34, No. 4, Dec. 



1927, p. 419, pi. 12, fig. 3. Bantayan, Cebu, Agutaya. 



Depth 1% to 2%; head 3^ to 3%, width 2}/^ to 2}/^. Snout 1}4 

 to 1%; eye 41/^ to 6^/^, 33>^ to 43^ in snout, 1}^ to 1^ in interorbital; 

 teeth 18 to 26 in jaws; maxillary 33^ to SJ4 in head; interorbital 2j^s 

 to 3, convexiy elevated; opercle, preopercle flange and humeral arch 

 striate, striae rather weak. Gill rakers 6 + 12, short points. 



