116 NEW-YORK FAUNA. 
GENUS TRACHINOTUS. Cuvier. 
Body elevated, compressed. Profile descending abruptly before the eyes. First rays of the 
dorsal and anal elongated. Free spines before the dorsal and anal fins. 
Ozs. This genus, as it now stands, comprises twenty-four species, made up from the 
genera Cesimore, Trachinote and Acanthinion of Lacépéde. They are chiefly from the North 
and South Atlantic and the Indian oceans. 
THE SILVERY TRACHINOTE. 
TRACHINOTUS ARGENTEUS. 
Le Trachinote argenté, T. argenteus. Cuv. et Va. Hist. des Poiss. Vol. 8, p. 413. 
Characteristics. Silvery. Height to its length as one to two. 5-6 dorsal spines, and one 
recumbent, directed forwards. Length six inches. 
Description. Body elevated ; its height being one-half the head and body alone, without 
including the lobes of the tail, which are more than one-fourth of the total length. Lateral 
line irregular, with five or six slight undulations. Five and sometimes six free spines on the 
back, without including the recumbent spine in front, nor that which adheres to the dorsal. 
The rays of the dorsal and anal exceed in number most of their congeners. The points of 
the dorsal and anal, when lying supine, reach only half the length of these fins. The limb 
of the preopercle with slightly elevated radiating lines, and oblique striz on the base of the 
opercle. ‘Teeth minute, equal and velvet-like. Vertebre compressed, twenty-three. The 
recumbent spine is a part of the third interspinous. 
Color, Silvery, with blackish at the elongated tips of the dorsal, and on the middle of the 
pectoral. 
Length, 6:0. 
Hinrays, D. 5 ori6.1 24. Pls: Vs 1 oeeAnQeletle Ca 2: 
This species was received by Cuvier from New-York and Rio Janeiro, showing a wide 
geographical range. Here it is so rare, that I have been compelled to adopt the description 
given by Cuvier. 
