TELEOSTEI. ACANTIIOPTERYGII. 



854. (4.) Polynsmus sextarius. (Fig. 47.) 

 Polynemus sextarius, Bloch, Schn. Syst. Ich. p. 18, t. iv ; Day, Fish. 



India, p. 177, pi. xlii, fig. 6 (see synon.). 

 Ravds, Marathi ; Nga knyin ko, Arracan. 



D.8 1 1/12-13. P.14 + vi. A.3/12-13. C.17. L.l.48-50. L.tr.5/10. 

 Length of head 4 to 4|, height of body 4 to 4i in the total 

 length %. S -diameter 3 to 3| in length of bead \ to | diam. 

 froSendof snout, and about 1 apart. Tbe maxilla reaches to 

 behind the posterior edge of the orbit. Vertical margin of pre- 

 opercle denticulated, with a rather strong tooth psc above its 

 angle, which is rounded, produced, and eutire. TV^-villirorm, 



Fig. 47- Polynemus sextarius. 



those on the vomer in a transverse band, whilst the palatine baud 

 is semi-interrupted. Fins dorsal spines with rather filamentous 

 terminations, the third highest and as long as highest ray in second 

 dorsal ; the height of second dorsal and anal are nearly the same, 

 but the former has the longer base ; upper edge of second dorsal 

 fin scarcely, if at all, emarginate. Pectoral rays branched ; the 

 free rays at the base of the fin reach to the middle of the ventral 

 fin, occasionally to its end ; caudal rather deeply forked. A spine 

 on the shoulder at the commencement of the lateral line. Air- 

 lladder small and simple. Ccecal appendages long and rather 

 numerous. Colour golden, the upper half of the first dorsal 

 black-spotted; pectoral and ventral with numerous black spots, 

 the former sometimes almost black ; other fins more or less dotted 

 with black and often black-edged. A large black spot on the 

 shoulder on the lateral line from the second to the eighth scales. 



Hab. East coast of Africa, seas of India to the Malay Archipe- 

 lago. Common on the Indian coasts, and growing to 7| inches in 

 length. 



