178 THE AMERICAN MUSEUM JOURNAL 
lined Salamander, which it also resembles in outlines. The adult 
Mountain Salamander may be recognized, however, by its 
rounded tail. Young specimens strongly resemble the Red- 
backed Salamander, even to the rounded tail. The following 
characters should be considered in separating them: 
Desmognathus ocrophea.' Plethodon cinereus erythronotus. 
Form moderately slender. Form very slender. 
Stripe down the back brownish. Stripe down the back reddish. 
A light band from eye to angle No band from eye to angle of 
of mouth. mouth. 
Total length, 34 inches; length of tail, 13 inches; diameter of 
body, ; inch. 
Range: Common in the Adirondacks and the mountains of 
northern Pennsylvania, whence it extends southward into the 
‘mountain chains of Virginia and North Carolina. 
Local Distribution: Very rare, and the species may possibly 
not occur within the limits given. A single specimen has been 
taken at Greenwood Lake, N. J.2_ It has also been found in 
Allegany County, N. Y. It may occur in the Orange Moun- 
tains of New Jersey. 
In habits it appears to be quite terrestrial, living under decay- 
ing logs or burrowing its way under their bark. 
The Dusky Salamander, Desmognathus fusca Rafinesque 
(Fig. 13), is of medium size. The body is cylindrical and mod- 
Dusky erately slender; tail flat. Color above dark brown or 
reas gray, with an obscure, reddish brown tinge on the 
back. The reddish brown tone is usually distinct on 
the tail, where it is paler in hue. Numerous black spots show 
through the brown of the back, which is often bordered with a 
tinge approaching pink or flesh color, the pink also showing on 
the tail. Outside this pinkish shade are numerous minute white 
dots arranged in thick clusters on the sides of the body. The 
skin of the abdomen is light and translucent and finely marbled 
with gray. Very old specimens are generally so dark as to 
1 This species is of doubtful or very rare occurrence in this vicinity. 
2 Taken by Eugene Smith, of Hoboken, N. J. 
