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Southern Alligator Lizard vs. Western Fence Lizard

Both live in Oregon; their records overlap. A: Squarish plates in neat rows, like armour in the Southern Alligator Lizard; large, keeled, pointed scales: spiny in the Western Fence Lizard. B: A deep fold of skin along the side in the Southern Alligator Lizard; no fold along the side in the Western Fence Lizard.

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Southern Alligator Lizard

Elgaria multicarinata

Western Fence Lizard

Sceloporus occidentalis
Southern Alligator Lizard vs. Western Fence Lizard: comparison sheet with the differences marked

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

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