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San Simeon Slender Salamander vs. Black-bellied Slender Salamander

Both are worm-like slender salamanders; their records meet in the southern Santa Lucia Range. A: Prominent, broad, high-contrast bronze, reddish-tan or yellow-brown stripe running onto the tail in the San Simeon Slender Salamander; dull and dark: the stripe obscure, heavily flecked dark, or missing in the Black-bellied Slender Salamander. B: Dark grey to charcoal, often finely flecked white; lighter than the Black-bellied's (lower side shown) in the San Simeon Slender Salamander; jet-black, white flecks mainly on the throat and chin in the Black-bellied Slender Salamander.

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San Simeon Slender Salamander

Batrachoseps incognitus

Black-bellied Slender Salamander

Batrachoseps nigriventris
San Simeon Slender Salamander vs. Black-bellied 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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