After 121 years, identification of 'grave robber' fossil solves a paleontological enigma

Researchers have resolved the evolutionary relationships of Necrolestes patagonensis, a paleontological riddle for more than 100 years. Researchers have correctly placed the strange 16-million-year-old Necrolestes in the mammal evolutionary tree, unexpectedly moving forward the endpoint for the fossil's evolutionary lineage by 45 million years and showing that this family of mammals survived the extinction event that marked the end of the Age of Dinosaurs.

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