244 BULLETIN 100, UNITED STATES NATIONAL MUSE M 



(Amboina River). — Gunther, Journ. Mus. Godeffroy, vol. 7 (15), 1881, 

 p. 255 (Pelew Islands). — Macleay, Proc. Linn. Soc. New South Wales, 

 vol. 8, 1883, p. 272 (Millport Harbor, New Guinea). — Weber, Siboga Exp., 

 vol. 57, Fische, 1913, p. 368 (Timor). 

 Julis sebanus Valenciennes Hist. Nat. Poiss., vol. 13, 1839, p. 474 (on Seba, 

 Thes., 3, 17, p. 95, no. 5, pi. 31, fig. 5). 



Depth 2^ to 3; head 2^^ to 3, width 2-^ to 2}i. Snout 2}4 to 

 2M; eye 5H to 6^, 1>8 to 2 in snout, 13^ to 13/^ in interorbital; 

 maxillary reaches ^ to ^/e to eye, 3% to 4^ in head; interorbital 4}^ 

 to 4)'3, broadly convex. Gill rakers 8 + 18, short tubercles. 



Scales in lateral line 20 or 21, 4 or 5 + 2; 3 scales above lateral line, 

 9 below, 7 to 9 predorsal. Scales with 15 to 17 basal radiating striae, 

 apical 13 to 15; circuli fine. 



D. IX, 11, I, ninth spine 33^ to 4 in head, first ray 2% to 2%; A. 

 II, 11, 1, second spine 43^ to 4%, first ray 3^0 to 3 3^; caudal 1% to 1^^, 

 convex behind; least depth of caudal peduncle 23^ to 2%; pectoral 

 IK to 13^; ventral 2 to 2^. 



Olive gray to glaucous blue above, olive buff below. White 

 narrow band from each side of occiput on back along bases of dorsals. 

 Another from above each side of snout tip to eye, then across horizon- 

 tally to bases of upper median caudal rays. Third whitish line from 

 below snout tip horizontally above pectoral origin until about oppo- 

 site middle of depressed pectoral fin. Fourth whitish line from lower 

 lip and end of maxillary, parallel, falling just below pectoral base and 

 ending at lower median caudal rays. Each band with dark bordering 

 Unes. Dorsals pale, with median grayish longitudinal line. Fins 

 otherwise all pale brownish. 



East Indies. The lines on the side of the body variable and may 

 even be variably broken on one side or the other or both sides. 

 According to Gunther Stethojulis casturi differs in having but 2 

 longitudinal lines on the body. 



16812. Butaunanan Island. June 12, 1909. 2 examples. Length, 130 to 138 mm. 



5105. Cebu market. April 5, 1908. Length, 128 mm. 



15322 to 15326. Cebu market. March 19, 1909. Length, 113 to 127 mm. 



9 examples. 

 [1053.] Taganak Island. January 7, 1909. Length, 111 mm. 

 18488. Tana Keke Island, Celebes. December 21, 1909. Length, 123 mm. 



Genus HEMIGYMNUS Giinther 



Hemigymnus Gtjnther, Ann. Mag. Nat. Hist. London, vol. 8, 1861, p. 386. 



Type Mullus fasciatus Thunberg, monotypic. 

 Cheilolabrus Alleyne and Macleay, Proc. Linn. Soc. New South Wales, vol. 



1, 1877, p. 345. Type Cheilolabrus magnilabris Alleyne and Macleay, 



orthotypic. 



Body compressed, oblong. Lips thick, pendant. Teeth uniserial. 

 Canines f anteriorly; posteriorly 1 each side. Preopercle entire. 



