fishes, abdominal. 52. ExoccKtus. 
Inhabits the a fcjot long ; fcaks broad, with a long'' 
tudinal brown keel in the middle. , , 
Head above covered with lax fcales; lateral line a little raifed’ 
all the Jins whitilh-glaucous ; pcdoral with a black fpo^ * 
the bale ; lobes of the tail pointed. 
Dorf.\, — , pect, I'y, vent. I, ail. .J, caud. 16 rays. 
Ckiknfis. Dorfal fin fmgic ; tail fimple. 
« Inhabits the lea round Chili, and the rivers w'hich empty then*^ 
lelves into it ; about a foot long ; in fhape and Icales relent 
' bles M. cephalus. 
^ofj. pect. 12, vent. I, an. caud. 16 rays. 
Chanos. Dorfal fin fmgle ; tail with 2 wings each fide. • 
Inhabits the Iked Sea s a yard long ; body oblong, lilvery? 
loft cirri, but without teeth ; Icales broad, rounded, 
llriate ; a variety is found more than as large again. j ; 
Head narrower than the body ; crown flat, glaucous, nak^ J 
upper lip longer, notched in the middle ; lateral line 
near the head and afterwards ftraight, nearer the back;, 
much forked, and furniflied towards the middle with 2 
branaceous wing-like appendages each fide. 
Doiif. 14: petl. iti: vent, ti ; art, g ; caud, 20 rays. 
52. EXOCCETUS. fcaly : I 
out teeth; the jaws connecled at i 
fide : gill-membrane y-rayed ; j 
whitifh : belly angular : pedoral i 
very large and long, the rays 
on the fore -part. Flyingff' 
*V ditans. Belly carinate each fide. J 
Inhabits European, American and Red feas, but is chieflf 
betv/een the 'JTropics t by means of its long peftoral 
able to raile itlelf out of the water, and fufpend itlelf u 
air for a Ihort fpace, till they become dry, which it do«* 
the purpofe of efcaping from the jaws of predatory 
in its flight is expofed to the talons of aquatic birds, 
over the waters to catch them ; a variety is found w'hich 
y 
