Definition of two-arched
: having two temporal openings separated by a bony bar consisting of the fused prolongations of the postorbital and squamosal bones
—used of a diapsid reptile
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“Two-arched.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/two-arched. Accessed 28 Feb. 2021.
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