These echinoderms (relatives of starfish and sea urchins) first appeared in the fossil record about 480 million years ago during the Ordovician Period—approximately 250 million years before dinosaurs ...

The Resilient Horseshoe Crab (image credits: rawpixel) Often called “living fossils,” horseshoe crabs have remained largely unchanged for approximately 450 million years, predating dinosaurs by over ...

Occurred on March 14, 2025 / Provo, Utah, USA Info from Licensor: "I found a fossil vending machine at the BYU Paleontology Museum in Provo, Utah, and purchased a Brachiopod fossil for $3." ...

Within it are several fossilized marine creatures from the Ordovician Period, 488.3 million-443.7 million years ago. Such fossils are found across the Himalayas, and finds include trilobites ...

A discovery of 470-million-year-old brachiopod fossils has been made in Zigui County, Hubei Province, offering new insights into the ancient ecosystems of the Ordovician period. The find is expected ...

A discovery of 470-million-year-old brachiopod fossils has been made in Zigui County, Hubei Province, offering new insights into the ancient ecosystems of the Ordovician period. The find is expected ...

Rich brachiopod fossils dating back 470 million years to the Ordovician period were discovered in Zigui county, Central China’s Hubei Province. Experts suggest these fossils provide evidence for ...

Not only is the fossil record incomplete, but so is our knowledge of it. Some organisms appear to go extinct only to reappear in the record millions of years later, what experts call a Lazarus taxon.

After the Ordovician extinction, extensive species of trilobites and graptolites were wiped out. The brachiopods, corals, and crinoids survived despite the loss of significant families. Up Next: The ...

This new fossil site of worldwide importance has been analyzed by scientists from the University of Lausanne, in collaboration with the CNRS and international teams. This discovery provides ...