ADDENDA — 92. GERRID^ — GERRt'S. 
935 
To the syuoiiymy of this species add: 
{GcrreisyulaC. & V. vi, 4G4 ; Giiutlier, i, 346, aud iv, 2.55; Diaplents (juJaVoey , SyiK)i>si.s 
Pise. Cubeus. 323, is a differeut species. The types of EncinoHiomux argeutcus B. &. (i. 
from New Jersey, are too young to be certainly identilied. Numerous specimens col- 
lected by ns in North and South Carolina belong to Gerres gnla.) 
Page 584. After Gerres homonymus read: 
921 (&)■ <5. cnaaeii’eaas (Walb.) J. 4.tG. 
Silvery ; back and sides with 0 to 8 bluish vertical bars, about as 
broad as the pupil, these extending to opposite lower part of orbit ; 
the bars formed of confluent blotches and rarely obsolete; axil dark; 
ttns with some dark points. Body rather elongate, the back somewhat 
elevated and compressed, the belly nearly’ straight, with an angle at 
the breast. Teeth very small; preorbital and preopercle entire; fur- 
row on top of head for premaxillary processes broad, scaleless, lounded 
behind. Dorsal spines slender, flexible, the longest f head, half longer 
than second anal spine. Pectoral slender, rather longer than head. 
Caudal deeply forked, a little longer than head. Head 3|; depth 2^. 
D. IX, 10; A. Ill, 7; scales 5-40-10. L. 18 inches. The largest of 
our species of the genus. West Indies and both coasts of iMexico; 
north to Florida Keys and Gulf of California. 
(Mitfiil cinereus Walbanm, Artedi Piscinm 1792, 22S (after Turdiix cinercits pcltatnx 
Catesby): Gerres aprion C. & V. vi, 461, 18:30 (not of Gih.ther); Diapterus aprlon Pocy, 
Syn P'isc Cub 1868, ;321: Gerres zebra Miiller & Troschel, Schomburgk Hist. Barba- 
does, 1848, 668; Gerres zebra Giiutlier, i, 343 aud iv, 254; Gerres squamipinnis Giintlier, 
i, 349 and iv, 254.) 
The species of Gerres here noticed may be readily separated by the 
following analysis : 
a. Preopercle serrate; anal rays III, 8; second anal, aud third dorsal spines long; 
body elevated. (Gerres.) , , i 
b. Preorl.ital serrate; furrow for premaxillary processes broa<l, 
scaled; body not striped - 
n«. Preopercle entire; anal rays III, 7; dorsal and anal .spines comparative!.! 
body little elevated. (Diapterus Riwizam.) 
c Premaxillary grooye scaled in front, with a naked pit behind. 
d. Depth abmit half length; third .lorsal spine little longer than 
dd. Depth about f- length; third dorsal spine about twice length 
anal 
e.cva.,, 
linear; back scarcely eleyated, the 
third length; body not bailed 
