Opalized ammonite fossils are some of the most unique and spectacular paleontological specimens. They were formed through a ...

Solving the fossil’s other mystery — how the ammonite came to be separated from its shell — was far more difficult. The soft parts were so intact that they appeared to still be coiled.

Scientists use X-rays to establish the feeding habits of everyone's favourite fossils - the ammonites.

Researchers have revealed the soft tissues of a 165-million-year-old ammonite fossil using 3D imaging. They found that the now-extinct molluscs sported hyponomes: tube-like syphons through which ...

While ammonite shells are abundant in the fossil record, it was only recently that scientists have found a very rare fossil of the soft parts of an ammonite. However, fossilised evidence of ammonite ...

Virtual 3D models of ammonite fossils show their muscles for first time Also: Bringing a 400-million-year-old fossilized armored worm to virtual life.

Ammonite shells are used today as index fossils, meaning they can help date other fossils that are found in the same layer of marine rock.

Recrystallization - A process by which the minerals making up the original shell or bone of a fossil change into a different mineral made of the same chemical components. Commonly, fossil shells made ...

‘Ammonite’ Is Historical Fan Fiction About the World’s First Great Fossil Hunter A new trailer previews the period drama featuring Kate Winslet as pioneering paleontologist Mary Anning ...

Finding an ammonite shell in a land-formed fossil is therefore as eyebrow-raising as finding dinosaur remains on the bottom of an ancient seafloor.