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Greater Earless Lizard vs. Common Side-blotched Lizard

Both are small ground lizards of open desert across central and southern Arizona with dark marks on the sides. A: Two dark bars on each side just in front of the hind legs in the Greater Earless Lizard; one dark blue-black blotch just behind the front leg in the Common Side-blotched Lizard. B: No ear opening in the Greater Earless Lizard; an ear opening in the Common Side-blotched Lizard. The Greater Earless Lizard also has black bars under a flat tail it waves.

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Greater Earless Lizard

Cophosaurus texanus

Common Side-blotched Lizard

Uta stansburiana
Greater Earless Lizard vs. Common Side-blotched 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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