398 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



Depth 3K to 3K; head 3K to 4. Snout 4K in head; eye 4 to 4}^, 

 little longer to subequal with snout, IK in in terorbital , maxillary 

 reaches opposite eye center, length 3 in head; teeth villiform, outer 

 upper row slightly enlarged, lower teeth uniformly lov/; interorbital 

 low; preopercle edge denticulate. 



Scales 45 along above lateral line to caudal base, 40 along below; 

 4 or 5 abov^e, 12 below; soft vertical fins with basal half finely scaled. 



D. IX or X, I, 32 or 33, second spine 2 in head, first ray 2%; A. II, 

 7 or 8, second spine 2%, Iji in postocular, first ray 2 in head; caudal 1, 

 cuneate with median point behind; least depth of caudal peduncle 

 3%; pectoral 1^; ventral 1%. 



Above bluish green, below silvery. Iris yellowish, above brownish. 

 Opercle with diffuse purplish spot above. Body and fins dusted with 

 grayish. Fins yellowish. Length, 115 mm. (Bleeker.) 



Only known from Padang, Benculen, Ticu, and Trussan in Sumatra. 



JOHNIUS DUSSUMIERI (Cuvier) 



Corvina dussumieri Cuvier, Hist. Nat. Poiss., vol. 5, p. 119, 1830 (type locality: 

 Malabar). — Valenciennes, Regne Animal, Cuvier, ed. ill., pi. 28, fig. 2, 1839. 



Johnius dussumieri Cantor, Journ. Asiat. Soc. Bengal, vol. 18, pt. 2, p. 1046, 

 1849 (Pinang, Malay Peninsula, Singapore). — Bleeker, Verb. kon. Akad. 

 Wet. Amsterdam, vol. 14, No. 4, p. 49, 1874 (compiled). 



Sciaena glaucus Day, Fishes of India, pt. 2, p. 192, pi. 46, fig. 2, 1876 (type lo- 

 cality: India). — Johnstone, Fasc. Malayensis, Annandale and Robinson, 

 Zool., vol. 2, p. 293, 1903 (outside Patani Bay). — Pellegrin, Bull. Soc. 

 Zool. France, vol. 30, p. 84, 1905 (Bale d' Along, Tonkin).— Pearson, 

 Ceylon Administr. Rep., 1914, p. E7; 1915-1918, p. F14. 



Sciaena glauca Day, Fauna Brit. India, Fishes, vol. 2, p. 122, 1889. — Pearson, 

 Ceylon Administr. Rep., 1915-1918, p. F14. — Malpas, Ceylon Administr. 

 Rep., 1921, p. E5.— Hardenberg, Treubia, vol. 13, livr. 1, p. 192, 1931 

 (Rokan mouth, Sumatra). 



Sciaena glacus Pearson, Ceylon Administr. Rep., 1915-1918, p. F13. (Error.) 



Johnius glaucus Fowler, Journ. Bombay Nat. Hist. Soc, vol. 30, No. 4, p. 10, 

 1926 (Bombay); vol. 32, No. 2, p. 260, 1927 (Bombay); Proc. Acad. Nat Sci. 

 Philadelphia, 1931, p. 447 (Singapore). 



Depth 2% to 3%; head 2% to 3K, width l^Uo 2. Snout 3)^ to 3% 

 in head; eye 3K to 4K, 1 to 1% in snout, 1 to 1% in interorbital; maxil- 

 lary reaches % to ji in eye, expansion 1% to 2 in eye, length 2K to 2% 

 in head; chin with 5 pores; mandibular teeth in villiform band, with 

 inner posterior little larger; interorbital dji to 4%, broadly convex; 

 preopercle edge membranous or denticulate. Gill rakers 5 or 6 + 12 

 or 13, lanceolate, short, ji gill filaments, which % eye. 



Scales 45 to 50 along above lateral line to caudal base and 5 more 

 on latter; scales 48 in lateral line to caudal base, each tube with short 

 branch above and below; 6 scales above, 7 to 9 below, 19 to 25 pre- 

 dorsal forward nearly to snout tip. Scales with 7 to 9 basal radiating 

 striae; 18 to 35 apical denticles, with 8 to 11 transverse series of basal 

 elements; circuli very fine. 



