Reconstruction of the Paja Formation ecosystem during the proposed Biotic Inflection (IMAGE)

McGill University

Reconstruction of the Paja Formation ecosystem during the proposed Biotic Inflection

Caption

Giant marine reptiles like long-necked plesiosaurs and marine crocodile relatives, as well as turtles, sharks, crustaceans and others, formed the Paja Biota, "one of the most ecologically complex marine communities found to date," says researcher Dirley Cortés. 

Credit

Juan Giraldo

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