Instead, things like ammonites or corals are the most common fossils; and of course, crinoids are a coveted find. Crinoids are often referred to as “sea lilies” even though they’re ...

It’s made up mostly of calcite plates — meaning it contains ... On the left side of a photograph of the fossil, he said, remnants of the prehistoric crinoid’s stalk are visible.

The predator was attempting to eat sea lilies, also called crinoids. The deep-sea creatures, which could be mistaken for plants, still exist today. The fossil also appears to contain bryozoans ...