Crinoids typically live attached to the bottom of the sea by a long, flexible column and root-like base. The main part of the crinoid body has arms that channel food into the mouth. The hard structure ...

23. What mode(s) of preservation is this (pay attention to the holes!)? What kind(s) of organisms are fossilized here? 24. These are fossils of the same kind of organism, a crinoid. Crinoids are very ...

The skeleton of a prehistoric rodent. Stalactites of an unusual tubular form. An intact crinoid fossil, a seabed animal with feathery arms used for feeding. A tiny hole beckoned at the far end of ...

Ceramics has come a remarkably long, raucous way since the early 1950s.

The Sponge was a dish-shaped mass of organic material around these spicules. This fossil is essentially the mud that filled the depression formed by the dead sponge, including the spicules of the ...

Filter-feeders were expected but this squat lobster was a very pleasant surprise While the world gaped at the extraordinary preservation of Shackleton's Endurance ship, one group of people were ...