87 



ACANTHURID^. 



ACANTHURUS BLOCHI, C. & Y* [I^o. 192311. 

 Locality : Fanning Islands. All old specimens. 



ACANTHCTRUS TRIOSTEGUS {L.) Bl. ScJin. [No. 19232]. 



Chcctodon triosfegus, Linn., Sysfc. Nat., i, 1766, 463. 



Acanihurus triostegits, Bloch, Sysfc. Ichth., ed. Schn., 1801, 215. — Cuv. & Val. Hist. 

 Nat. des Poiss., x, 1835, 197. — Bleekee, Verb. Bat, Gen., ssiii, 1850, Tenth., 

 13.— Jenyns, Voy. Beagle, Fishes. 1842, 75.— Gunther, Cat. Fisb., iii, 1861, 337 ; 

 Jour. Mus. Godeff., ii, 1675, Fiscbe der Sudsee, i, 108. 



Harparus fasciatus,yousT., Descr. Anim., ed. Light., 1844,216. 



Acanthurns zebra, Lacep, Hist, des Poiss., iv, 1803., 548, pi. 0, f. 2. 



Chwtodon zebra, Lacep., op. cifc., iii, pi. 25, f. 3. 



Chcetodon couagga, Lacep., op. cit., iv, 727. 



Jcanthurus hirudo, Bennett, Fisb. of Ceylon, 1834, 11, pi. 11, 



Locality : Fanning Islands. 



ACANTHURUS ACHILLES, Shaw [No. 19233]. 



Aeanthurus acJiilles, Shaw, Zool,, iv, 1RC3, 383. — Cuv. & Val., Hist, Nat, des Poiss., x, 

 1835, 218.— GiJNTHER, Cat. Fish., iii, 1861, 340 ; Jour. Mus. Godeff, ii, 1875, 

 Fiscbe der Sudsee, i, 115, pi. 71, f, B. 



2 



D, ~ — A. —. 



3U-3L 26 



Color (in spirits) blackisli-brown ; a large triangular spot, with a 

 rounded base, on the posterior part of the side of the body, with the apex 

 of the triangle embracing the lateral spine (spot red in life) ; a narrow 

 bluish margin to the dorsal and anal fins ; a narrow band along the base 

 of each (red in life) ; a blue band around the lower jaw ; the subopercular 

 margin with a white spot (blue in life) ; and the outer rays of tlie ventral 

 fins blue ; margin of the caudal fin white ; a crescent across the middle 

 portion of the latter separated from the light margin by a narrow 

 brown baud. 



Locality : Fanning Islands. 



* See synonymy under Hawaiian Fisbes. 



