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Limestone Salamander vs. Hell Hollow Slender Salamander

Both are small brown salamanders under rocks in the Merced River canyon; their records overlap there. A: Stocky, with a flat, broad head in the Limestone Salamander; very slim and worm-like, with tiny legs in the Hell Hollow Slender Salamander. B: Plain brown, no stripe in the Limestone Salamander; dark, with a tan or reddish stripe in the Hell Hollow Slender Salamander.

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Limestone Salamander

Hydromantes brunus

Hell Hollow Slender Salamander

Batrachoseps diabolicus
Limestone Salamander vs. Hell Hollow Slender 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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