Fishes of Massachusetts. 423 
having between them a space of a quarter of an inch, 
the space wider at the ventrals. 
The fin rays are as follows: D. 10; P. 14; V. 
65 A242; C. 20. 
Another specimen, taken with the preceding, lies 
before me, agreeing in all important particulars,— 
form, color, proportionate length of jaws, and num- 
ber of fin rays ; but having, like the “ seutellatum,” 
(which Le Sueur described from a specimen * found 
in the stomach of a fresh codfish, which had been 
brought to Boston from the Bank of Newfound- 
land,") six dorsal finlets and seven anal; showing 
that the number of finlets cannot be relied upon for 
a specific character. 
Famity III. 
SILURIDE. 
PiMELODUSs. Lacepede. 
Generic characters. Body covered aah a naked 
Skin ; no lateral armature ; jaws and often palatine 
bones furnished with teeth, but there is no band of 
teeth on the vomer parallel to that on the upper jaw. 
The form of the head varies exceedingly, as well as 
the number of its barbules. gous 
P. nebulosus. Le Sueur. The Horned Pout. 
Mémoires du Museum d'Histoire Naturelle, t. v. p. 149. 
This species, very common in our ponds and 
streams, in company with the * Perca flavescens,” 
