402 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



Body gray-violet with silvery sheen above and on sides, silver- 

 gray on abdomen. Blackish-brown blotch at pectoral origin (shown 

 about size of pupil in figure). 



A.N.S.P. No. 25575. Melbourne, Australia. Mrs. Agnes Kenyon. Length, 265 mm. 

 A.N.S.P. No. 25576. Melbourne. Mrs. Agnes Kenyon. Length, 635 mm. 



JOHNIUS PLAGIOSTOMUS (Bleeker) 



Corvina plagiostoma Bleeker, Nat. Tijds. Nederland. Indie, vol. 1, p. 100, 1850 

 (type locality: Madura Straits near Surabaja and Kammal). — GDnther, 

 Cat. Fish. Brit. Mus., vol. 2, p. 303, 1860 (complied).— Schmeltz, Cat. Mus. 

 Godefifroy, No. 4, p. 16, 1869 (Saigon); No. 7, p. 44, 1879 (Saigon) .—Pohl, 

 Cat. Mus. Godefifroy, No. 9, p. 30, 1884 (Saigon). 



Pseudosciaena plagiostoma Bleeker, Verh. kon. Akad. Wet. Amsterdam, vol. 

 14, No. 4, p. 31, 1874 (Singapore, Java, Madura); Atlas Ichth. Ind. N4er- 

 land., vol. 9, pi. (2)385, fig. 1, 1877. 



Depth ^Yz', head 3%, width 2. Snout 4% in head from snout tip; 

 eye 3 (3^^ on figure), greater than snout, equals interorbital ; maxillary 

 reaches opposite hind eye edge, expansion at last % of eye, length 

 2 in head; lower jaw slightly longer; teeth villiform, outer row above 

 little enlarged, likewise inner lower row; interorbital low; preorbital 

 depth much less than eye; preopercle edge denticulate. 



Scales 60? in lateral line to caudal base; 6 above (figure shows 7 

 rows above anal origin) ; caudal base with fine scales, soft dorsal and 

 anal with low basal scaly sheaths, fins otherwise naked. 



D. X, I, 28 or 29, second spine 2 in total head length, first ray 

 2%; A. II, 7 or 8, second spine robust, 2^^ in head or 1)^ in postocular; 

 caudal \)i in head, cuneate; least depth of caudal peduncle 3%; pectoral 

 1%; ventral !){. 



Above bluish or greenish gray, sides and below silvery. Iris 

 yellowish. Fins yellowdsh. Length, 72 to 90 mm. (Bleeker.) 



Siam, East Indies, Indo-China. Bleeker had but two small 

 examples. 



JOHNIUS OPHICEPS (Alcock) 



Sciaena ophiceps Alcock, Journ. Asiat. Soc. Bengal, vol. 58, pt. 2, p. 300, 

 1889 (type locality: Off Mahanaddi delta in 5 to 9 fathoms and off Godavari 

 delta in 4 or 5 fathoms); vol. 65, pt. 2, p. 315, 1896 (Orissa coast). 



Depth 4K to 0s in total; head 3% to 3%. Snout not overhanging 

 mouth; eye 5% in head, IK in snout; maxillary reaches opposite liind 

 eye edge; upper jaw overlaps lower, front canines project like fangs 

 in closed mouth; snout with 3 large pores and free bilobed skin flap 

 with wide pocketlike pore between lobes, each with similar pore; 

 mouth oblique; teeth villiform, outer upper row sharp and curved of 

 which front 4 canine like and inner row of distant lower sharp conic 

 teeth; interorbital nearly flat, equals eye; preopercle edge finely ser- 

 rate, some small spiny teeth at angle. Gill rakers bacillate. 



Scales ctenoid, except on snout and infraorbital; 60 along above 

 lateral line, 50 along below; 6 or 7 scales above, 16 to 18 below. 



