Temporal fenestra

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Notion

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Science and technology

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What Wikipedia says

Temporal fenestrae are openings in the temporal region of the skull of some amniotes, behind the orbit (eye socket). These openings have historically been used to track the evolution and affinities of reptiles.

Excerpt from the Wikipedia article “Temporal fenestra”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Steveoc 86, CC BY 3.0, via Wikimedia Commons.