﻿354 HALLO WELL ON THE 



11. Ambtstoma episcopus, Baird. 



Char. — Head rather large, longer than broad, snout obtusely angular, eyes prominent; 

 tongue strongly adherent posteriorly, more free in front at the sides ; internal nares 

 rather large ; transverse teeth passing across the palate, a short distance behind the 

 internal nares, forming an angle more obtuse than in nehulosum, and distinctly divided 

 into three portions, the two posterior being in a line with the anterior margin of the 

 internal nares ; these are much smaller than in nebulosmn ; body short, tail much 

 compressed, shorter than head, neck and body ; extremities slender, toes much de- 

 pressed. 



Color. — Under parts yellow, above brownish yellow, with numerous dark colored 

 spots and blotches, and a few yellow spots more distinct ; the spots are more numer- 

 ous, smaller and more distinct upon the head ; a darkish band along the sides ; dark 

 colored blotches more distinct upon sides of tail. Length 3 inches 8 lines. 



Habitat. — Kemper County, Mississippi. 



12. AMBYSTOMA PROSERPINE. 



Char. — Head rather large ; snout obtuse, eyes prominent ; internal nares small ; 



teeth ; tongue firmly attached posteriorly, more free in front and upon the 



sides 5 body short and rather stout tout ; tail compressed ; extremities well developed ; 

 fingers and toes much flattened ; color yellow beneath ; ground color above yellow, 

 with large brownish blotches upon the head, body and sides of tail ; extremities yellow. 

 Length 3 inches 11 lines. 



Habitat. — ■ 



13. Ambystoma macrodactylum, Baird. 



Char. — Quite small, the smallest perhaps of our known Ambystomata, resembling 

 much Plethodon erythronotus in its general appearance ; head small ; internal nares 

 small j teeth in a transverse interrupted series, passing entirely across the palate 

 behind the internal nares, divided into four distinct patches ; the two middle ones 

 forming an obtuse angle, the apex not extending as far anteriorly as the anterior 

 border of the internal nares ; tongue adherent posteriorly, more free in front and at 

 the sides ; fingers and toes quite slender ; first and fourth finger about equal length ; 

 third finger a little longer than second, third and fourth toes of equal length ; tail 

 shorter than head, neck and body, and moderately compressed ; color brownish black 

 above with a reddish stripe along the middle of the back and tail, resembling erythro- 

 notus ; numerous very minute whitish points along the sides; brownish black beneath. 

 Length 2 inches 2 i lines. 



Habitat. — Astoria, Columbia River. 



2 specimens in Mus. Acad. Nat. Sci., presented by Dr. Townsend. 



