474 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



1862, p. 229 (East Indies). — Knek, Reise Novara, Fisch., vol. 2, 1865, 

 p. 261 (Manila, Singapore, Tahiti, Auckland). — Guichenot, Mem. Soc. 

 Sci. Nat. Cherbourg, vol. 11, 1865, p. 51 (Batavia, Mauritius, Red Sea). — 

 Day, Fishes of India, pt. 3, 1877, p. 412, pi. 89, fig. 3 (Andamans).— 

 Bleeker, Verh. Akad. Wet. Amsterdam, vol. 18, No. 3, 1879, p. 1 

 (Mauritius). — Karoli, Termesez. Fiizetek, Budapest, vol. 5, 1881, p. 175 

 (Singapore, Yokohama, Java). — Day, Fauna Brit. India, vol. 2, 1889, 

 p. 425. — Elera, Cat. Fauna Filip., vol. 1, 1895, p. 559 (Luzon, Cavite, 

 Santa Cruz, Batangas, Nasigbu). 



Scarus bennetti Valenciennes, Hist. Nat. Poiss., vol. 14, 1839, p. 270. 

 Hawaiian Islands. — Jordan and Evermann, Bull. U. S. Pish Comm., 

 vol. 23, pt. 1, 1903 (1905), pi. 45. 



Scarus lividus (Kuhl and Van Hasselt) Bleeker, Atlas Ichth. Ind. N^erl., 

 vol. 1, 1862, p. 40 (name in synonymy). 



Pseudoscarus augustinus Kossmann and Rauber, Zool. Ergebn. K. Acad. 

 Wiss. BerHn, vol. 1, 1877, p. 27. Red Sea. 



Pseudoscarus knerii Steindachner, Sitzs. Akad. Wiss. Wien, vol. 96 (1), 

 1887, p. 64, pi. 4, fig. 1-a. Auckland and Indian Ocean (Madagascar?). — 

 Weber, Siboga E.xp., vol. 57, Fische, 1913, p. 386 (Karkaralong Island). 



Callyodon muricatus (not Valenciennes) Jordan and Seale, Proc. U. S, 

 Nat. Mus., vol. 28, 1905, p. 789 (Negros). 



Callyodon erythrodon (not Valenciennes) Jordan and Seale, Bull. Bur. 

 Fisher., vol. 25, 1905 (1906), p. 317 (Samoa). 



Callyodon baUnensis (not Bleeker) Jordan and Seale, Bull. Bur. Fisher., 

 vol. 25, 1905 (1906), p. 320 (Apia).— Fowler and Bean, Proc. U. S. 

 Nat. Mus., vol. 62, 1922, p. 51 (Zamboanga). 



Depth 2% to 2^; head 2% to 3, width 2 to 2^. Snout 2li to 

 23^; eye 6 to 73^, 2 1^ to 334 m snout, 2 to 2% in interorbital; mouth 

 cleft S% to 43^ in head; hps largely cover teeth; canines usually 

 absent, sometimes 1 to 3 above each side, and 1 below each side; 

 interorbital 2J^ to 33^, convex. Gill rakers 18 +22, flexible, slender, 

 short. 



Scales in lateral line 18 to 20, 4 or 5 + 2; 2 scales above lateral line, 

 6 below, 6 predorsal; usually 3 rows of cheek scales, of which lowest 

 row usually as 2 scales on preopercle flange and usually separated 

 by interspace, rarely single scale and rarely preopercle flange scale- 

 less. Scales with 25 to 34 basal radiating striae; apical 32 to 37; 

 circuli very fine. 



D. IX, 10, I, ninth spine 3 to 33/^ in head, first ray 2% to 3; A. Ill, 

 9, I, third spine 3}4 to 3i^, first ray 3 to 33^; caudal 1}4 to 1%, 

 truncate, little convex behind as expanded; least depth of caudal 

 peduncle 234 to 2%; pectoral 13^ to 13^^; ventral 1;3'5 to 2. 



Dull brown generally, sometimes with reddish tints. Usually 

 along side of abdomen 3 lower rows of scales each with median white 

 streak from head to anal. Fins all pale brown. 



Mauritius to the East Indies, China, Hawaii, and Tahiti. We 

 follow Giinther in the definition of this species, as he has compared 

 the type of the species with Bleeker's East Indian examples of 

 Pseudoscarus aeruginosus. In the original descriptions of both 

 Scarus lacerta and Scarus aeruginosus the three white longitudinal 



