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

A fossil of a 150 million-year-old ammonite in southern Germany with its insides on the outside. Credit... Klug et al., Swiss Journal of Palaeontology, 2021. By Sabrina Imbler. Jan. 31, 2021.

Fossil evidence indicates they had sharp, beaklike jaws to snare prey such as plankton, crustaceans, and other ammonites. They were also preyed on by larger reptiles and fish. Evolution and extinction ...

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 ...

The ammonite fossil used in the Geology study was discovered in 1998 at the Claydon Pike pit site in Gloucestershire, England, which mostly comprises poorly cemented sands, sandstone, and limestone.

The fossil, one of the largest ammonites ever found, was discovered by Anton Oleinik, a doctoral student working with Zinsmeister on Seymour Island, an area of Antarctica known for its abundance of ...

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 ...

Ask someone to name their favourite fossils and the chances are they will point to the ammonites. These coiled remains of ancient squid-like creatures are in every child's rock collection. The ...

Based on its internal shell structure, the amber-encased ammonite is a juvenile that belongs to the subgenus Puzosia (Bhimaites), which makes a lot of sense in 99-million-year-old amber, Wang says ...

A nine-year-old fossil hunter had the find of his life when he stumbled on a 200-million-year-old ammonite. Eli was out on Sunday with his family at Llantwit Major beach in Vale of Glamorgan when ...

The fossils are actually from a grouping of straight, or uncoiled, ammonites known as Baculites, external but the implications should hold across a great swathe of species.