THE FISHES OF NEW JERSEY. 353 
domen and meeting its fellow below. A third band still broader 
above from tips of last dorsal rays sloping back below till across 
middle of base of anal. A dark streak obliquely back from tip 
of rayed dorsal across side of caudal peduncle and then continued 
down on anal basally. Margins of rayed dorsal and anal, and 
caudal, latter broadly, whitish. A broad submarginal band on 
each of these fins of brown, separated from whitish border by a 
darker shade of brown. Ventrals deep dusky-brown, spine pale. 
Fins otherwise pale. Length 47/,, inches. Delaware Bay. 
This species, evidently a straggler from tropical America, is 
only known to me from our shore by the above described ex- 
ample. It is in the collection of the Academy of Natural Sciences 
of Philadelphia, and was obtained many years ago from Dr. 
Harlan. 
Genus PomacantTuus Lacépéde. 
The Black oma. 
Pomacanthus arcuatus (Linnezus). 
PLATE 73. 
Black Angel. 
Head 3*/,; depth 1%%; D. with 24 rays; A. III, 28; enlarged 
scales guessed at 44 in lateral line to base of caudal; about 8 en- 
larged scales between origin of rayed dorsal and lateral line; 
about 20 enlarged scales in a vertical series between origin of 
spinous anal and lateral line; second dorsal ray 2 in head and 
trunk; sixth anal ray 1°/,,; first ventral ray 244; pectoral 4; 
caudal 4%; snout 2 in head, measured from tip of upper jaw; 
eye 373; maxillary 4; preopercular spine 4; least depth of 
caudal peduncle 134. Body deep, back elevated. Caudal peduncle 
short. Head short, its upper profile steep, at first concave with a 
little bulge just before eye, and then concave to dorsal. Snout 
long. Eye small, high, circular, and a little posterior in head. 
Jaws protruding, especially lower which projects beyond upper in 
front. Teeth fine, brush-like. Margin of preopercle oblique, en- 
tire, and base of its spine below front of orbit. Preopercular spine 
23 MU 
