Tag Archives: Yeutherium pressor

74-Million-Year-Old Mammal Fossil Found in Chile

By: AFP Scientists in Chile have uncovered the fossil of a mouse-sized mammal that lived alongside dinosaurs around 74 million years ago in the Upper Cretaceous period. The species, named Yeutherium pressor, weighed between 30 and 40 grams and is the smallest mammal ever discovered in Chilean Patagonia. The find …

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