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Valley and Ridge Salamander

Scientific Name: Plethodon hoffmani
Size: 3-5.3 inches (8-13.5 cm) in length
PA Status: Species of special concern

Habitat Type:
Deciduous or mixed hardwood-conifer forest on hillsides and ridges or valley floors, near valley streams.

Colorations:

  • The dorsal background color is brownish-black to black with small scattered white and silvery to brassy spots and flecks. Flecking is more common on the dorsal with white spots being more numours on the sides.
  • The ventral is black and finely mottled with brown and white.
  • The throat is lighter that the belly.

Characteristics:

  • Small to medium-sized, slender species.
  • The body is very elongate and wormlike.
  • The legs are short and slender.
  • The tail is long, round, and tapered.
  • The head is distinct from the body.
  • 20-21 costal grooves.

Juvenile coloration and characteristics:

  • Juveniles and hatchlings are similar to adults with a lighter mottling on a lighter ventral.

Confused with:

  • Ravine Salamander
  • Redback Salamander (lead-phased)

Coloration/Pattern Photos:
Adults
Valley and Ridge Salamander - By: Tom Diez Valley and Ridge Salamander - By: Tom Diez Valley and Ridge Salamander - By: Jeff Slawson
Valley and Ridge Salamander - By: Jeff Slawson

Range Map:

References:

  • Hulse, C. and McCoy C. J. and Ellen Censky ,1998. Amphibians and Reptiles of Pennsylvania and the Northeast. 108-112pp.
  • Petranka, James W. ,1998. Salamanders of the United States and Canada. 361-363pp.

Photo Credits:

  • Tom Diez
  • Jeff Slawson
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