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News Bureau | University of Illinois. « CHAMPAIGN, Ill. — A 115-million-year-old fossilized wasp from northeast Brazil presents a baffling puzzle to researchers. The wasp’s ovipositor, the organ through which it lays its eggs, looks a lot like those of present-day wasps that lay their eggs in figs. The problem, researchers say, is that figs arose about 65 million years after this wasp was alive. »
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« Paleoentomologist Sam Heads, of the Illinois Natural History Survey, discovered the fossil of a parasitic wasp that lived in the time of dinosaurs. »
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[Image] « Although it lived roughly 65 million years before the earliest known occurrence of figs, the fossil wasp’s ovipositor closely resembles those of today’s fig wasps. »
[Parviformosus wohlrabeae gen. et sp. nov., Hymenoptera, Pteromalidae]
Sur le mutualisme figuier-pollinisateur, un document en ligne de l'UPMC "Les figuiers et leur communauté de chalcidiens : histoire évolutive, coévolution, écologie des communautés"
→ Jousselin : Les figuiers et leurs communautés de Chalcidiens