Scientists discovered a 480-million-year-old phosphatic sponge in South China, making it the oldest known stromatoporoid and ...

Fossil evidence indicates that Lophiostroma ... lithistid sponges, Calathium, and echinoderms. These reef ecosystems exhibit remarkable ecological complexity—comparable to those found in later ...

There are around 800 extant species and the group has a long and detailed fossil record stretching back about 450 ... starfish and brittlestars. Like all echinoderms, echinoids have a skeleton ...

Fossils! We're really here ... "It's helpful in understanding two animal lineages—one is like a starfish, an echinoderm, and the other is a plankton-like organism, a hemichordate.

The earliest traces of life to be found in the Barton area of the southern end of the Hampshire basin are in the form of ...

The deep sea remains one of Earth’s final frontiers, harboring creatures so bizarre they challenge our imagination. Below 200 meters, where sunlight struggles to penetrate, evolution has crafted ...

With a body resembling an eel more than a typical shark, the frilled shark represents another living fossil swimming in deep waters ... crustaceans, and echinoderms. Male chimaeras possess retractable ...

Echinoderms are among the oldest creatures on Earth, with a fossil record that goes back to the Cambrian period, about 550 million years ago. They can be found just about everywhere, even ...

The National Park Service (NPS) called the paleontological discovery at John Day Fossil Beds National Monument "groundbreaking," as it gives an idea of what the long-extinct animals lived like in ...

A 444 million-year-old arthropod fossil, discovered 25 years ago, has been identified. The fossil, named Keurbos susanae, was found in South Africa's Soom Shale. Unusually, it's preserved inside ...