138 Scientific Intelligence. 
descriptions) of all the North American Tailed-Batrachia. The author 
gives a thorough review of the synonymy, with references to all orig- 
inal authorities, and a notice of localities 
AMB MA MACRODACTYLA, Baird. Scull longer than broad. Toe 
long, unwebbed. broad dorsal reddish brown stripe. Beneath dex 
otted. 
Specimens in the Academy of Natural Sciences of Philadelphia. 
Brought from rossi Oregon, by J. K. Townsend, M.D. 
Body rather more slender than in the other species of Ambystoma; 
the rh jet thi —_ . ae age ae fuscus, (Raf.) The colors 
it is rabable, of a chestnut brown color, now very obscure. 
sprinkled with grayish. The brown of the sides becomes more con- 
centrated towards the vertebral line. Tail sub-round, not compressed. 
a i — about 22 inches. From the snout to the insertion of 
the hind legs 14 inches 
AmBysToMA peice atone Scull broader than long. Toes short. 
and broad. Tail much compressed. Color dark brown, with several 
large ailiamiah blotches eit and transverse bands of the same on 
sides of body and tail. 
One specimen seaside in New Mexico by Dr. Wislizenus while at- 
tached to Col. Doniphan’s expedition. 
Body thick and clumsy, more so than in Ambystoma punctata. Feet 
aie & (2 toes broad. Tail slightly wei em longer than the head 
lowish m markings are confluent with the dark brown on the back. x- 
tremities blotched like the body. Total length eight inches. 
This species comes nearest to Triton ensatus, Esch. ; it differs from 
it in color, and in the arrangement of the palatine teet th. 
MBYSTOMA EPiscoPpuS, Baird. Head wedge-shaped. Scull longer 
than broad. Tail much compressed, shorter than the body. Body 
plow with dark mottlings and darker spots. 
One specimen sent by Clinton Lloyd, Esq., from Kemper County, 
Mississippi. 
Proportions of the body nearly those of Ambystoma a ¥ 
The specimen much corrugated, and its colors obscured sleobd 
The general color appears to have been a shade of aaa over the 
whole body, obscured on the back by very minute dusky mottlings: 
this mottling less evident on the feet and tail; abdomen and tail be- 
neath almost entirely free from it. Head, berth gee sides of the tail 
with numerous spots of a darker mottling than that just described. 
T base are aeaenaienls distributed rather uniformly on the head and 
3 they are larger, and more irregular on the sides of the tail; 
eT 
i i 
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