The northern zigzag salamander (Plethodon dorsalis) is a species of salamander in the family Plethodontidae. It is endemic to the eastern United States and has been found in Illinois, Kentucky, Tennessee, Alabama, and Mississippi. The northern zigzag salamander's natural habitat includes temperate forests, rocky areas, and caves. It is threatened by habitat loss. References Plethodon Amphibians of the United States Amphibians described in 1889 Taxonomy articles created by Polbot