The body belongs to the living organisms of the ediacaran biota, which have not left descendants on Earth.
U.S. scientists found the oldest on the animal organism, reports the Chronicle.info with reference to the Correspondent.
Fossilized digestive tract found the desert of Nevada. His age is 550 million years.
Experts examined tubular fossils using x-rays. It turned out that this body is the oldest among the finds of this kind.
It belongs to the creatures that lived in the ediacaran period, the claudina. Externally, these creatures resembled a tube.
They became extinct, like other members of the ediacaran biota, leaving no descendants on Earth. The reason was the so-called Cambrian explosion. On the Earth then any other group of animals.