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Fourche Mountain Salamander vs. Southern Red-backed Salamander

Southern Red-backed Salamanders live under the same rocks and logs on Fourche and Irons Fork mountains (a record within 10 km of every Fourche Mountain record); young Fourche Mountain Salamanders are small and dark. A: Black with two rows of large, lichen-like pale blotches; no stripe in the Fourche Mountain Salamander; a red to orange stripe with finely saw-toothed edges (some are plain grey) in the Southern Red-backed Salamander. B: Dark grey with a few white specks; the chin pale in the Fourche Mountain Salamander; salt-and-pepper: mottled black and white all along in the Southern Red-backed Salamander.

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Fourche Mountain Salamander

Plethodon fourchensis

Southern Red-backed Salamander

Plethodon serratus
Fourche Mountain Salamander vs. Southern Red-backed Salamander: comparison sheet with the differences marked

Photographs via iNaturalist under Creative Commons licences; the photographers are credited on the sheet.

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