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California Lyresnake vs. Panamint Rattlesnake

Both live on rocky desert slopes; their records touch in the Mojave Desert mountains. A: Flat, rounded at the back, no pit; a dark lyre mark on top in the California Lyresnake; broad and triangular, much wider than the thin neck; a pit between the eye and nostril in the Panamint Rattlesnake. B: Big plates with a dark lyre mark in the California Lyresnake; small scales, no mark in the Panamint Rattlesnake. C: Brown blotches split by pale bars, smooth scales in the California Lyresnake; speckled crossbands, keeled scales in the Panamint Rattlesnake. The Panamint has a rattle; the lyresnake a thin pointed tail.

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California Lyresnake

Trimorphodon lyrophanes

Panamint Rattlesnake

Crotalus stephensi
California Lyresnake vs. Panamint Rattlesnake: comparison sheet with the differences marked

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

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