Category:Extant Middle Jurassic first appearances

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Extant Middle Jurassic first appearances. Biological taxa that first appeared during the Middle Jurassic epoch between 174.1 and 163.5 million years ago, and have not yet gone extinct.

See also the preceding Category:Extant Early Jurassic first appearances and the succeeding Category:Extant Late Jurassic first appearances

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Retrieved from "https://mdwiki.org/wiki/Category:Extant_Middle_Jurassic_first_appearances"