510 — |. Storer on the 
very moveable in their orbits; the pupils black ; the 
irides golden. 
E. “The Dorsal fin has 45 rays. 
—. The Pectorals are lighter colored than the body. 
The Cua E is black, and rounded at its ex- 
 tremity. 
The P of this species, which is the only 
“ Syngnathus” I have seen alive, are exceedingly 
rapid, resembling the gyrations of the ‘“Colubers.” 
At the moment these pages are printed, I am 
enabled to examine several living specimens, all of 
which have been taken at the same locality with 
that last referred to. They have each, either their 
pouches crowded with ova, or are i in the act of pro- 
truding the young. And thé: accurate eye of my 
friend Dr. Wyman has detected, and he has pointed 
out to me, an exceedingly minute anal fin, which is 
scarcely discernible without the aid of a glass. 
Hirrocameus. Cuv. 
Generic characters. The jaws united and tubu- 
ix lar, like those of the Syngnathi ; mouth placed at 
vaa «the end ; body compressed, short, and deep ; the 
Es hole length of the body and tail divided by 
longitudinal and transverse ridges, with tubercular 
i po poin: ts at the angles of intersection ; both seres have 
“p ectoral and dorsal fins ; females s have an anal 
E j neither sex has ventral or caudal fins. 
T 
Wow 
x 
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