256 REPORT OF NEW JERSEY STATE MUSEUM. 
Caranx crysos (Mitchill). 
Yellow Mackerel. 
Head 35%; depth 3'/,,; D. I, VIII-I, 23; A. II-I, 19; den- 
ticulate scutes in lateral line 42; mandible 2 in head; fourth erect 
dorsal spine 2% ; first dorsal ray 2; first anal ray 2; upper caudal 
lobe 1*/;;; pectoral 1; ventral 2'/,). Body fusiform, profiles 
similar anterior and posterior. Head deep, compressed and upper 
profile forming an even curve. Snout rather sharp. Eye rather 
small, circular, and adipose eyelid rather narrow. Mandible 
slightly projecting. Mouth oblique, a little below axis of body. 

Yellow Mackerel. Caranx crysos (Mitchill). 
Teeth little, with an inner series in upper jaw, mandibular teeth 
uniserial and comparatively large. No canines. Fine teeth on 
vomer, palatines and tongue. Maxillary reaching about middle 
of orbit, its-distal expansion 124 in same. _Nostrils about mid- 
way in length of snout. Interorbital space highly convex. Gill- 
rakers 14 + 28, slender, longest less than longest filaments to 
1% in orbit. Curved part of lateral line 134 in straight part and 
but slightly arched. Widest scute 1% in orbit. Scales rather 
large. Spinous dorsal inserted about midway between posterior 
margin of orbit and origin of rayed dorsal, and fourth erect spine 
highest. Rayed dorsal inserted a little nearer base of caudal than 
tip of snout, and with anterior lobe little elevated. Rayed anal 
