Plethodon

Plethodon is a genus of salamanders in the family Plethodontidae. They are commonly known as woodland salamanders. All members of the genus are endemic to North America (Canada and the United States). They have no aquatic larval stage. In some species, such as the red-backed salamander (Plethodon cinereus). Young hatch in the adult form. Members of Plethodon primarily eat small invertebrates. The earliest known fossils of this genus are from the Hemphillian of Tennessee in the United States.