New species of proto-amphibian described by students, named in honor of their mothers

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Add as preferred source A model of Jeanerpeton on the floor of the Carboniferous forest at the Field Museum's Evolving Planet exhibition. Credit: Allison Sefcovic Around 309 million years ago, long before the dinosaurs, the area around Chicago was a swampy river delta swarming with early land-dwelling animals, giant insects and strange swimming animals. What was once a hotbed for new forms of life to flourish and evolve has become one of today's richest Carboniferous period fossil deposits. Two student scientists from the Field Museum have just described the latest animal discovered at this location—and they named it after their mothers, who both happen to be named Jean.