Named Cordualadensa acorni, the new dragonfly species from Alberta’s Dinosaur Provincial Park represents the only Mesozoic dragonfly for Canada and fills a major 30-million-year gap in the evolutionary history of dragonflies. Cordualadensa acorni. Image credit: Alex Anderson. The fossilized wing of Cordualadensa acorni was discovered in 2023 by an undergraduate student from McGill University during a vertebrate paleontology field course …
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