Out of the Depths

What is it that makes fossilized crinoids so compelling? Is it the artful way these delicate creatures came to rest at the bottom of the sea? Or the amazing transformation from living animal to rock, forever preserved, then heaved and eroded from the depths of time? Or is it the sheer success of this class of echinoderms as a survivor—living, reproducing, and dying over millions and millions of years to this very day in the depths of the oceans? I discovered the fossilized Uintacrinus socialis, a floating crinoid species whose arms could reach three… Read More