FISHES. THORACIC. 25. Zeiis. 755 
Head narrow^ long; eyes round, pupil black, iris filvery anti 
red ; loAvcr jauj longer ; teeth very fmall and fliarp, in both 
jaws ; aperture of the gills large, the cover of one fimplt; 
narrow piece ; lateral line beginning from the' cover and 
arched towards the back ; vent behind the ventral fins whicb 
are narrow ; fins blue, the rays chiefly bifid ; pectoral and 
ventral with blanched rays. 
Dorf.S,:,: pect.iS-. vent, s'- ari.fi caud. 23nys4 
Mouth narrerw. 
Inhabits frefh waters of /ndia ; fwlms near the furface of the 
water and feeds on aquatic infefts, which it catches by luck- 
ing water into its gills and calling it forcibly through its 
mouth, by which means their wings are wetted and they be- 
come incapable of flying away ; Ikin thin, iilvery, without 
Head fmall ; iris filvery-yellow ; jauis with fmall lharp teeth ; 
aperture of the gills veiy large, the cover of 2 pieces ; late- 
ral line nturcr ththick, and interrupted at the end of the 
dorfal fin ; veyit juft behind the vcrvtial fins ; fides filvery, 
footted with black; back brown, Ipotted with black, the 
edge with a double row of recurved pnekks, and a hollow 
to receive the dorfal fin ; firft 7 rays of the dorfid, 3 ^ 
the anal, and fourth of the ventral fpinous, the relt lort| 
fplit at the tip ; pectoral and caudal branched. 
Horf.fi pea.y.(>i vent.l: an. f : caud. iS rays., 
Tenth ray of the dorfal fin and feeond of the anal longer 
than the body. . v 1 
Inhabits American and Indian feas ; 6 inches ong ; body very 
thin, without fcates, greenifli-filvery ; feeds on worms and 
marine inlefts ; fleflr very good. • • ri i. . 
Head large ; ever large, round, pupil black, ins filvery-broWn ; 
mouth, large"; jam svith fmall teeth ; upper lip with 2 broad 
bones ; aperture of the gills large^ the covers long, of one 
piece; lateral line arched from its origin ; Mat juft h-hnsd. 
the ventral fins; /ns fine green; of the ^ior/al 9, oi the 
anal the 10 hiiidmoft rays fplit at the ends, all the reic 
branched. 
Dorf. 5 : pect. 16 : vent. 6 : an. : caud. 24 rays. 
Firft II rays of the dorfal fin very 
long ; firft ray of the anal fhort ; 
fhort, 6 next very 
6 next very long. 
Inhabits 
