SCOMB11ESOCID.E. 427 



modified. Ventral inserted in commencement of last third of 

 distance between end of upper jaw and base of caudal fin. Anal 

 with some of its rays, especially the sixth and sometimes the 

 seventh, much thickened and elongate. Caudal cut square or 

 slightly rounded. Scales none on dorsal or anal fins ; present on 

 upper jaw. Cobur a silvery band along the side. 



Hob. Seas of India to the Malay Archipelago and beyond. 

 Common at the Audamans in protected bays. 



548. (11.) Hemirhamphus huffoiris. 



Heinirhamphus buffonis, Cuv. $ Val If. N. Poiss. xix, p. 43 ; Day, 



Fish. India, p. 516, pi. cxix, tig. 4 (see synon.). 

 Koo-door-rock-o-dah, And .imanese. 

 B. xi. D. 14. P. 10. V. 6. A. 10-12. C. 13. L. r. 42. 



Length of head 2 to 2|, of beak 3^ to 3 J, height of body 8| to 

 9 in the total length. Eyes diameter 1| in postorbital extent of 

 head, 1^ apart. Upper jaw one fourth wider at its base than it is 

 long. A barbel at posterior nostril one half length of eye. Fins 

 dorsal with a rather oblique upper edge. Ventral small, inserted 

 in commencement of last third of distance between eye and base of 

 caudal fin. Anal commences under the third or fourth dorsal ray, 

 and the length of its base is from one half to one third as long ; 

 some of its rays are sometimes thickened. Caudal rounded, its 

 lower rays very slightly produced. Scales on upper jaw, none on 

 the vertical fins. Colour a narrow silvery streak along the side ; 

 upper half of dorsal black. 



Hub. Bombay, Hooghly, Andarnans, waters of the Malay Archi- 

 pelago and perhaps China. This fish ascends tidal rivers for some 

 distance. It attains at least 8 or 9 inches in length. 



549. (12.) Hemirhamphus ectuntio. 



Esox ectuntio, Ham. Buck. Fish. Ganges, pp. 212, 380. 

 Hemirhamphus ectunctio, Day, Fish. India, p. 517, pi. cxix, fig. 6 



(see synon.). 

 Nya-poung-nyo, Burmese ; Gongieturi, Ooriah. 



B. x. D. 13-14. P. 9. V. 6. A. 10-12. C. 15. L. 1. 46-48. 



Length of head 2| to 2|, of beak 5|, height of body 1 1 in the 

 total length. Eyes 2| to 2| diameters in postorbital length of 

 head, and 1| apart. Head and body compressed. Upper jaw 

 twice as long as broad at its base. Upper surface of the head flat. 

 A short barbel, which is sometimes absent, at the nostril. Fins 

 the dorsal commences somewhat in advance of the anal. Ventral 

 inserted in commencement of last third of distance between eye 

 and base of caudal. Anal rays thickened in the male. Caudal 

 rounded. Scales on upper jaw, none on vertical fins. Colour 

 dull greenish brown, with a narrow and indistinct lateral baud ; 

 end of upper jaw milk-white. 



