Clark's Spiny Lizard vs. Yarrow's Spiny Lizard

Both live in the oak woodland and canyons of the southeastern mountains, Yarrow's mostly higher and on rocks. A: No complete collar: only a dark wedge on the shoulder in the Clark's Spiny Lizard; a broad, complete black collar edged behind with a thin white line in the Yarrow's Spiny Lizard. B: Grey to blue-grey, with soft crossbars in the Clark's Spiny Lizard; each scale pale, edged black: a net-like pattern in the Yarrow's Spiny Lizard. C: Bigger: to 5.6 in (14 cm) head and body in the Clark's Spiny Lizard; smaller: to 4.1 in (10.5 cm) head and body in the Yarrow's Spiny Lizard. Clark's Spiny Lizard also has black bracelet bands across the forearms.

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

More comparisons

• Clark's Spiny Lizard vs. Desert Spiny Lizard
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• Yarrow's Spiny Lizard vs. Granite Spiny Lizard
• Yarrow's Spiny Lizard vs. Western Fence Lizard
• Yarrow's Spiny Lizard vs. Southern Sagebrush Lizard
• Yarrow's Spiny Lizard vs. Desert Spiny Lizard
• Eastern Collared Lizard vs. Yarrow's Spiny Lizard
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• Crevice Spiny Lizard vs. Yarrow's Spiny Lizard

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