282 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



HALICHOERES BICOLOR (Schneider) 



Labrus bicolor Schneider, Syst. Ichth. Bloch, 1801, p. 267. No locality. 



(On Seba, Thesaur., vol. 3, 1758, p. 96, No. 8, pi. 31, fig. 8.) 

 Halichoeres bicolor Bleeker, Atlas Ichth. Ind. N6erl., vol. 1, 1862, p. 118, 



pi. 39, fig. 5 (Java and Singapore). 

 Platyglossus bicolor GiJNTHER, Cat. Fish. Brit. Mus., vol. 4, 1862, p. 145 



(Pinang and Singapore). — Karoli, Termesz. Fiizetek, Budapest, vol. 5, 



1881, p. 174 (Singapore). — Beaufort, Bijd. Dierk. Amsterdam, vol. 16, 



1913, p. 130 (Waigiu). 

 Chairojulis bicolor Martens, Preuss. Exp. Ost Asien, 1876, p. 397 (Singapore 



and Amboina River). 

 Julis mala (part) Cantor, Journ. As. Soc. Bengal, vol. IS (2), 1849 (1850), 



p. 1220. Pinang. 

 Julis margaritophorus Bleeker, Nat. Tijds. Ned. Indie, vol. 4, 1853, p. 487. 



Batavia. 



Depth 3 to 2>%; head 3 to 3i^, width 23^ to 2%. Snout 2% to 

 33^; eye 4% to 53^, 13^ to 2 in snout, 1 to 1% in interorbital ; 

 maxillary reaches % to ^ to eye, 3J^ to 43^ in head; interorbital 

 4 to 4^, broadly convex. Gill rakers 8 + 12, short, slender. 



Scales in lateral line 22, 5 + 1 or 2; 4 scales above lateral line, 

 9 below, 9 to 11 predorsal. Scales with 28 to 30 basal radiating striae, 

 apical 24 to 28; circuli very fine. 



D. IX, 12, I, ninth spine 2% to 3 in head, first ray 2}/^ to 2%; 

 A. Ill, 10, I, to 12, I, third spine 3^ to 43/^, first ray 23^ to 2%; 

 caudal l}/itol%, little convex behind; least depth of caudal peduncle 

 23/^ to 2^; pectoral 1^ to 1^; ventral 1% to 1%. 



Back brown, below whitish. Dusky brown band, more or less 

 double at first, from snout tip along front of snout and bases of dorsals. 

 Another from side of snout to eye, then across opercle to caudal base 

 medianly; on head breaking at post-ocular, usually into short vertical 

 bar close to eye; then two horizontal parallel blotches and another 

 at opercular lobe; also blue arc across cheek from below and another 

 pale blue blotch before pectoral on gill-cover. These markings all 

 variably bluish and upper much darker. Spinous dorsal with 

 blackish subbasal blotch from sixth to eighth spine and rest of fin 

 with gray subbasal band and outer or submarginal gray line, fin 

 otherwise pale. Soft dorsal whitish basally, with gray marginal 

 line and median gray longitudinal band. Anal gray, with subbasal 

 whitish band anteriorly. Other fins uniformly pale, with small 

 neutral dusky spot at pectoral origin. 



East Indies, Malacca. 



8 examples, Catbalogan, Samar. April 10, 1908. Length, 88 to 100 mm. 

 7590 and 7593. Catbalogan. April 14, 1908. Length, 133 mm. 

 21189. Catbalogan. April 15, 1908. Length, 98 mm. 

 2 examples, Cebu market. August 27, 1909. Length, 89 to 91 mm. 



