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Banded Rock Lizard vs. Desert Spiny Lizard

Both live on rocks on the desert slopes of San Diego and Riverside counties; their records overlap there. A: Tiny, smooth and grain-like in the Banded Rock Lizard; big, keeled and spiny in the Desert Spiny Lizard. B: One narrow black collar right across in the Banded Rock Lizard; a black wedge on each side, not meeting on top in the Desert Spiny Lizard.

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Banded Rock Lizard

Petrosaurus mearnsi

Desert Spiny Lizard

Sceloporus magister
Banded Rock Lizard vs. Desert Spiny 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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