Storer’s Synopsis of the Fishes of North America. 337 
3. Gerres Plumieri, Cuv. 
Compressed ; height one third of its length ; length three and a half times its thickness. 
Silvery, with longitudinal grayish lines, seven or eight of which are distinct ; the others dis- 
appear towards the abdomen. The lower edge of the suborbitars has a slight reéntering 
angle, and is denticulated. 
D.9-10. P.15. V.1-5. A.3-9. C.17. Length, 6 inches to a foot. 
Caribbean Sea, Cuv. 
Called, at Porto Rico, ‘* El moharra.’’ 
Le Gerres de Plumier, Gerres Plumieri, Cuv. et Vau., vi. p. 452. 
4. Gerres rhombeus, Cuv. 
Height equal to one half of its length, not including the tail. Silvery ; the membrane of 
the dorsal fin a very pale yellow ; the ventrals, and the anterior portion of the anal fin in 
young specimens, are of a beautiful jonquille-yellow. The lower edge of the suborbitars is 
without denticulations. 
D.9-10. P.16. V.1-5. A.2-9. C.17. Length, 7 inches. 
Caribbean Sea, Cuv. 
Le Gerres rhomboide, Gerres rhombeus, Cuv. et Vat., vi. p. 459. 
5. Gerres gula, Cuv. 
Very similar to the G. aprion in its proportions ; but the second anal spine is shorter in pro- 
portion ; it is only afifth of the height of the fish. In the G. aprion, itis one third. The third 
spine, also, is longer in this species than the second. Its snout is broader, and its profile 
more regular. Color same as that of G. aprion. 
D.9-10. P.(?). V.(?). A.3-7. C.(?). Length, 5 inches. 
Caribbean Sea, Cuv. 
Le Gerres petite gueule, Gerres gula, Cov. et Vau., vi. p. 464. 
FAMILY VI. CHETODONTIDE. 
Body compressed, scaly. The dorsal and anal fins covered with scales, 
especially on the soft portions. Teeth bristly or trenchant. Palatines smooth, 
or furnished with teeth. Preopercula occasionally spinous. Dorsals two, or 
one only. 
GENUS I. CHATODON, Liv. 
The body more or less elliptical ; the spinous and soft rays continuing in an 
