PLETHODONTIDE : AMBYSTOMA. 37 
5. AMBYSTOMA PUNCTULATUM. 
F Lead-coloured, smooth. Lower part of sides and beneath white. 
Cheek and upper part of sides with distant scattered white dots. 
: Head depressed. Eyes large, prominent. Tail as long as the 
body, slender, rather tapering and compressed, rounded above 
. and below. 
; a. In spirits. Monterey, California. 
6. AMBYSTOMA MACRODACTYLUM. 
_ Dark brown. Back with a broad (chestnut-brown) obscure stripe. 
Sides greyish-sprinkled; beneath dark brown, spotless. ‘Toes 
long, not webbed. Tail roundish, not compressed. Skull longer 
than broad. | 
Ambystoma macrodactyla Baird, J. A. N. S. Phil. 1849, 292. 
Hab. Oregon. Astoria. Mus. Acad. N.S. Philadelphia. 
7. AMBYSTOMA MAVORTIUM.— 
‘Dull black or dark brown (in spirits), yellow-blotched above and 
below. Back with about 9, tail with 13, transverse yellowish 
bands. Body thick. Feet short ; toes short, broad. Tail much 
- compressed, longer isi body and head. Skull broader than 
long. 
_ Ambystoma mavortia Baird, J. A. N. S. Philad. 1849, 293. 
Hab. New Mexico. (Dr. Weslizenus.) 
8. AMBYSTOMA EPISCOFUS. 
BY elinwish, with dark mottlings and darker spots. Tail much — 
compressed, shorter than the body. Skull longer than broad. 
Head wedge-shaped. 
_ Ambystoma episcopus Baird, J. A. N. S. Philad. i. 292. 1849. 
‘ 
| 
Hab. Mississippi, Kemper county. (C. Lloyd.) 
§§ Slender, brown.—Sauroph is Fitz. 
bho ar cea = eee 
9. AMBYSTOMA ERYTHRONOTUM. 
i Head short. Muzzle blunt. Body cylindrical, with a broad brown 
____ vertebral streak to end of tail; sides yellowish ; abdomen white. 
_. Tail shorter than the body, tapering, pointed. Young reddish. 
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