Crinoid fossils are most commonly found in limestone deposits that were once ancient seabeds. These fossils often consist of the stalk or column, the most durable part of the crinoid’s anatomy.

The crinoid was likely from the Palaeozoic era, making it between 250 and 500 million years old. Read more. 38 Percent of Children Think Chicken Nuggets Come From Plants: Study; ...

The crinoid has between 20 and 22 arms that can reach up to 5.5 inches long, according to the study. The animal’s stalk is shorter than its arms, about 2.5 inches long, researchers said.

Paleontologists have re-discovered a symbiotic marine marriage that was previously thought too have disappeared from fossil record 273 million years ago.

Researchers discovered Endoxocrinus kexuei, a new crinoid species, in the South China Sea, living on cold seep habitats over 2,700 feet deep.

The crinoid has between 20 and 22 arms that can reach up to 5.5 inches long, according to the study. The animal’s stalk is shorter than its arms, about 2.5 inches long, researchers said.

If you didn't get a chance to follow along with the Bioluminescence 2009 Expedition last week, you can catch up online at the NOAA Ocean Exploration expedition website. The image above is only one of ...

The crinoid has between 20 and 22 arms that can reach up to 5.5 inches long, according to the study. The animal’s stalk is shorter than its arms, about 2.5 inches long, researchers said.

The crinoid has between 20 and 22 arms that can reach up to 5.5 inches long, according to the study. The animal’s stalk is shorter than its arms, about 2.5 inches long, researchers said.

The crinoid has between 20 and 22 arms that can reach up to 5.5 inches long, according to the study. The animal’s stalk is shorter than its arms, about 2.5 inches long, researchers said.

The crinoid has between 20 and 22 arms that can reach up to 5.5 inches long, according to the study. The animal’s stalk is shorter than its arms, about 2.5 inches long, researchers said.