In the earliest Cambrian, organisms with hard skeletons emerged, and by Cambrian Age 3, ecosystems flourished with a marked ...

After seeing more of the worm-like squiggles ... ecdysozoans would really come to dominate the marine ecosystem in the Cambrian," he said.

After seeing more of the worm-like squiggles the team paid closer ... would really come to dominate the marine ecosystem in the Cambrian," he said.

Dr Jakob Vinther, the lead researcher of the study, suggests that these Timorebestia might be distant relatives of our modern-day arrow worms. They're much smaller than their Cambrian ancestors ...

Cambrian sediments found in Canada, Greenland, and China have yielded rarely fossilized soft-bodied creatures such as marine worms buried during undersea mud avalanches. Representing the oldest ...

After seeing more of the worm-like squiggles the team paid closer ... would really come to dominate the marine ecosystem in the Cambrian,” he said. The paper is titled “An Ediacaran bilateran ...

The fossils found date back to a geological and evolutionary period known as the Ediacaran–Cambrian transition. This was when the Ediacaran Period, which spanned 94 million years from the end of the ...

FROM 508 MILLION YEARS AGO TO TODAYPreserved in the Burgess Shale of British Columbia, the worm Canadia spinosa was part of an explosion in biodiversity during the Cambrian period that gave birth ...

That makes it equivalent in importance to some of the top carnivores in modern oceans, such as sharks and seals back in the Cambrian period." The worms are thought to have been some of the largest ...