92 CADUCIBRANCHIATA. 



Kay; Pseudotriton salmoneus, Baird, Hallo well, Allen; 

 Spelerpes salmoneus, Gray, Cope ; Gyrinophilus porphy- 

 riticus, Cope; Amblystoma salmoneum, Dumeril and 

 Bibron. 



Color yellowish brown above ; sides salmon color, 

 with a tinge of yellowish; upper surface irregularly 

 marked with gray, below white; tail yellowish, head 

 large, flattened; muzzle truncate; eyes prominent, and 

 distant from each other; inner nares large; nostrils- 

 small; gular fold strongly marked; canthus rostralis prom- 

 inent ; dorsal longitudinal groove present ; costal furrows 

 usually fourteen ; limbs moderate ; digits entirely distinct ; 

 tail compressed and carinate. 

 Length 5.7 inches. 

 Tail 2.3 



Habitat Alleghany Mountains from Vermont to Ala- 

 bama. Common. 



Found on moist land and in still water. It attempts 

 self-defense, snaps savagely, and throws its body into 

 contortions when disturbed. In confinement it appeared 

 healthy for a year, and lived upon flies. 



11. Spelerpes marginatus, Hallowell, 



Synonyms, Pseudotriton marginatus, Hallowell; Ste- 

 reochilus marginatus, Cope. 



Color above dark cinereous, dimly .shaded with yel- 

 lowish ; sides with a band of dusky white, edged with 



