THE FISHES OF NEW JERSEY. 293 
longest spine, and penultimate 5 spines short and more or less 
subequal. Rayed dorsal small, nearer origin of spinous fin than 
base of caudal, and its upper edge emarginate. Anal similar, 
and inserted just behind base of rayed dorsal. Finlets similar 
above and below, and decreasing in size posteriorly. Caudal 
deeply lunate, lobes pointed, and its width at tips of lobes a little 
less than length of head. Origin of pectoral level with upper 
edge of eye, opposite that of spinous dorsal, and its tip extending 
nearly opposite base of twelfth dorsal spine.’ Ventral inserted 
opposite origin of pectoral and reaching 4 of space to anal. 
Color in alcohol greenish-dusky or blackish on back, in some 
lights posteriorly with slaty reflections. Behind corselet towards 
caudal, on back, a number of conspicuous dusky or blackish 
vermiculations. Sides and lower surface with grayish-white 
shades, overshot with bright mercury-like reflections. Just below 
and parallel with lateral line anteriorly at end of corselet, 3 dusky 
lines soon fading out behind. Base of and prepectoral region 
leaden-gray. Several scattered leaden spots on side below pectoral 
and corselet. Lower side of head leaden-gray with silvery re- 
flections. Dorsals and caudal brownish, latter with dusky and 
leaden tints. Finlets more or less slaty. Anal whitish, lobe 
distally with slaty-gray. Pectoral leaden-gray. Ventral whitish. 
Iris gray-white. Length 27 inches. Sea Isle City, August 23d, 
1906. Wim. J. Fox. This was taken with 3 others, and the next 
day 2 more were secured. It is not valued as food by the fisher- 
men. 
Albacora Jordan must replace Thunnus of South, as it is pre- 
occupied by Thynnus Fabricius in butterflies, the latter being 
apparently merely a variant spelling of the former. The horse 
mackerels should, therefore, be referred to the genus Albacora of 
Jordan. 
Albacora thynnus Fowler, Science, XXIV, 1906, November 
oth, p. 596. 
