It’s a fake: Mysterious 280 million-year-old fossil is mostly just black paint

Enlarge / Discovered in 1931, Tridentinosaurus antiquus has now been found to be, in part, a forgery.Valentina Rossi

For more than 90 years, scientists have puzzled over an unusual 280 million-year-old reptilian fossil discovered in the Italian Alps. It’s unusual because the skeleton is surrounded by a dark outline, long believed to be rarely preserved soft tissue. Alas, a fresh analysis employing a suite of cutting-edge techniques concluded that the dark outline is actually just bone-black paint. The fossil is a fake, according to a new paper published in the journal Paleontology.

An Italian engineer and museum employee named Gualtiero Adami

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