trilobite
Image of the Day: Fossil Guts
Image of the Day: Fossil Guts
The Scientist Staff | Sep 25, 2017
Scientists unearthed an intact, fossilized digestive organ of a 500-million-year-old trilobite—a prehistoric relative of the horseshoe crab.
To Retain a Brain
To Retain a Brain
Karen Zusi | Jan 1, 2016
Exceptional neural fossil preservation helps answer questions about ancient arthropod evolution.