By dating fossils of pollen and beetles

The discovery of an ancient boganiid beetle preserved in Burmese amber for an estimated 99 million years along with grains of cycad pollen.

The beetle also shows special adaptations, including mandibular patches, for the transport of cycad pollen.

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For further information, including about cookie settings, please read our Cookie Policy .By continuing to use this site, you consent to the use of cookies.We use cookies to offer you a better experience, personalize content, tailor advertising, provide social media features, and better understand the use of our services.It’s kind of remarkable.”Previous findings have shown that both beetles and cycads were around at least 250 million years ago, and may have been interacting even back then.But finding evidence of their partnership in fossils compressed in rock—the primary type of fossil available from earlier than about 120 million years ago—is tricky because of the lack of detail.

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