Fossilized Sea Creature Has Oldest Cardiovascular System Ever Seen
The Cambrian period occurred approximately 542-488 million years ago, and included the biggest evolutionary explosion in Earth's history. Some researchers think this happened due to a combination of a warming climate, more oxygen in the ocean, and the creation of extensive shallow-water marine habitats—which, combined, made an ideal environment for the proliferation of new types of animals.
Ammolite is a rare transformation of bog standard ammonites
Giant 'sea monster' fossil is one of the largest of its kind. The roughly 30-foot-long fossil found in England offers new clues to how ichthyosaurs evolved into marine titans. A newly found fossil.
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In the rocky gray shale of southern Utah, scientists have unearthed the remains of a mosasaur that roamed a once-thriving sea 94 million years ago. The toothy reptilian is a never-before-seen.
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Long ago in the Cretaceous period, this shell belonged to a type of marine mollusk called an ammonite. Somehow, the sea creature's shell ended up entombed in tree resin, which fossilized into an.
Siberian Volcanic Eruptions Triggered EndPermian Mass Extinction
Researchers have uncovered fossils of giant predator worms, some of Earth's earliest carnivorous animals that roamed the seas 518 million years ago.
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17 Jan 2013. By Sid Perkins. Zhifei Zhang et al., Scientific Reports. New fossil finds reveal that an enigmatic seafloor dweller first described more than a decade ago was armored and much larger than its modern-day kin. Cotyledion tylodes had a goblet-shaped body that surrounded a U-shaped gut (dark feature in fossil at left; arrows denote.
518MillionYearOld Sea Creature Was 'Strange Beyond Measure'
Chambered Nautilus. The chambered nautilus has a specialized siphon that it uses to propel itself through the water (© Getty Images) A relative of cuttlefish, squid, and octopuses, the chambered nautilus is the only living cephalopod with a true external shell for protection. The oldest species long predate the dinosaurs, with fossils at least.
AMMONITE FOSSIL Roaming the oceans as far back as 200 million years ago
July 13, 2015 / 5:55 PM EDT / Livescience.com. A marrellomorph arthropod found in the Fezouata biota that likely belongs to the genus Furca. Peter Van Roy. Morocco's vast, rocky deserts were once.
Recently discovered fossil shows transition of a reptile from life on
Scientists have identified some remains, or fossils, of huge ancient reptiles found on mountain tops in Switzerland years ago. The researchers' finding is a little surprising. The fossils are.
Karon Cunningham Miniatures » Fossilised sea creatures
Van Roy found some fossils with soft-bodied remains. He returned the next year, and learned that fossil collectors — there were many — had uncovered troves of detailed Ordovician fossils. But.
Lot A Collection of Fossilised Sea Creatures including One Plaster
Ancient fossilized sea creatures yield oldest biomolecules isolated directly from a fossil. Different species of the sea animals known as crinoids display different colors in these 350-million.
Karon Cunningham Miniatures » Fossilised sea creatures
"Fossilised sea creatures can be found on a mountain top. It's almost like there was a great flood," commented one user, referring to the biblical story of Noah and his Ark.
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Thalassotitan teeth. Credit: Nicholas Longrich. Sixty six million years ago, sea monsters really existed. They were mosasaurs, huge marine lizards that lived at the same time as the last dinosaurs.
518MillionYearOld Sea Creature Was 'Strange Beyond Measure
Somehow, the sea creature's shell ended up entombed in tree resin, which fossilised into an exceptionally rare lump of amber. Ninety-nine million years ago in what's now Myanmar, a glob of tree resin oozed onto a beach. Today, the resulting fossilised lump of amber is giving scientists an astonishing glimpse into life on a Cretaceous coastline.
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Hidden inside a rocky outcrop near a flock of grazing sheep, a miniature world of marine creatures—whose guts, eyes and even brains remain visible after some 462 million years—has been.
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In the winter chill of January 2021, Joe Davis found something astonishing at the Rutland Water Nature Reserve in England's East Midlands. He had gone out to drain a lagoon on the property, part of his work as conservation team leader at the reserve, when he noticed some large, fossilised bones sticking out of the ground.