3i 



Mountains, under turfy soil overflowed by a brook, and 

 some under stones in a brook. All during May and June. 

 I have heard of their being turned up by the plow, and as- 

 sume that later in the season they become more terrestrial. 

 They are sometimes found in cold springs, and the larvae 

 are generally in the deeper pools of permanent brooks. 



Spelerpes bilineatus Green. 

 Striped-backed Salamander. 



This is the Salamandra bilineata of De Kay. 



Yellow to brownish yellow, with a ragged dark line along 

 each side of and well confined to the dorsal region, and dots 

 sprinkled longitudinally along the band between the lines, 

 mostly central and generally extending a little on the up- 

 per surface of tail. Sides below the lateral lines obscurely 

 dusky brown, much more so on the tail, this color extend- 

 ing to its tip. Ventral surface unspotted, bright yellow, 

 and the intestines visible through the skin. Length, three 

 inches ; slender. Costal folds, 14. 



Very common under flat stones in or near shallow brooks. 

 Runs swiftly. Eggs found October 25. 



Plethodon cinereus erythronotus Green. 



Red-backed Salamander. 

 This is the Salamandra erytJironota of De Kay. Lead 

 color above, generally with a dorsal band varying from 

 dark red to faint. Sides speckled, ashy. Ventral surface 

 marbled except at throat and chin, which are much lighter; 

 also much lighter on under surface of limbs and between 

 hinder ones. Tail very long, conical, slightly compressed 

 towards tip. Length, three to four inches. Limbs slender. 

 Costal folds, 16-19. 



Plethodon cinereus cinereus Green. 

 Gray Salamander. 

 Same color on sides and under surface as P. cinereus 



