200 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



brown or blackish blotch from level with median axis of body ob- 

 liquely up across lateral line to base of soft dorsal. Anterior to dark 

 blotch, and posteriorly, pale yellowish tinge. Iris pale orange. 

 Fins all pale, like body. In small example blue-gray spots less 

 developed about eye. 



Related to Choerodon jordani Snyder,^^ but differs in the coloration, 

 as there is only a single dusky brown oblique band below the middle 

 of the dorsals, with a yellow area in front and behind and the dark 

 portion not extended above in the soft dorsal or behind on the caudal 

 peduncle or upper caudal edge. 



Type.—CRt. No. 89967, U.S.N.M. 



5578 and 5579. Jolo market, Jolo. February 11, 1908. Length, 120 to 204 mm. 



Paratypes. 

 4859. Jolo market. February 12, 1908. Length, 208 mm. Type. 



(jueXas, black; crTiy/jLa, spot; with reference to the black blotch 

 below the soft dorsal.) 



Macrochoerodon, new subgenus 



Type. — Crenilabrus oligacanthus Bleeker. 



Differs from subgenus Choerodon in the long ventrals, reaching 

 well beyond front of soft anal or equally long as, or longer, than the 

 head. Body rather slender. 



(jLia/cpos, long, with reference to the long ventrals; Choerodon.) 



CHOERODON OLIGACANTHUS (Bleeker) 



Crenilabrus oligacanthus Bleeker, Nat. Tijds. Ned. Indie, vol. 2, 1851, 



p. 489. Rio, East Indies. 

 Choerops oligacanthus Bleeker, Atlas Ichth. Ind. N^erl., vol. 1, 1862, p. 164, 



pi. 47, fig. 2 (Singapore, Bintang, Banka, Celebes). — Gunther, Cat. 



Fish. Brit. Mus., vol. 4, 1862, p. 96 (Singapore). — Karoli, Termesz. 



Fuzetek, Budapest, vol. 5, 1881, p. 173 (Singapore). — Meyer, An. Soc. 



Hist. Nat. Madrid, vol. 14, 1885, p. 35 (Cebu and Manado). — Elera, 



Cat. Fauna Filip., vol. 1, 1895, p. 549 (Cebu).— Weber, Siboga Exp., 



vol. 57, Fische, 1913, p. 363 (Makassar). 

 Choirodon oligacanthus Jordan and Richardson, Bull. Bur. Fisher., vol. 27, 



1907 (1908), p. 265 (Iloilo). 

 Choerops palawanensis Seale, Philip. Journ. Sci., vol. 4 (A), 1909, p. 523. 



Puerta Princesa, Palawan Island. 



Depth 23^ to 3; head 2 4^ to 3, width 2}4 to 23^. Snout 2}4 to 

 3%; eye 3% to 6}4, 1 to 3 in snout, IJ^ to l}i in interorbital; max- 

 illary ^ to or quite reaching eye, 3% to 3% in head; interorbital 

 4}4 to 5 }4, convex. Gill rakers 7 4-9, short, lanceolate. 



Scales in lateral line 25 or 26+2; 4 scales above lateral line, 

 8 below, 6 to 8 predorsal; 7 or 8 rows of cheek scales. Scales with 

 22 to 23 basal radiating striae; apical few obsolete imperfect radii; 

 circuli very fine. 



» Proc. U. S. Nat. Mus., vol." 35, 1909, p. 98. Okinawa, Riu Kiu Islands; Proc U. S. Nat. Mus., Tol. 

 42, 1912, p. 506, pi. 65, flg. 2. 



I 



