Crinoid Fossil Plate - SOLD 7.830" cray-1 One Folding Information & Illustration

One Folding Information & Illustration Card

creating the atmosphere we breathe today

A close relative of Hyracodon is the Paraceratherium

Offered for the first time ever—genuine handwritten words from Mark Twain

Each specimen ships in its very own glass-topped riker display case and includes authenticity and mission information

Crinoid Fossil Plate - SOLD 7.830" cray-1 One Folding Information & IllustrationCrinoids are an incredible group of aquatic animals that attach themselves to the seafloor and filter feeds with beautiful feathered arms. These creatures are echinoids, an ancient and varied group of life. Crinoids emerged in the fossil record over 541,000,000 years ago and some species still exist to this day. This specimen is a 7. 830" crinoid fossil plate that dates to about 380,000,000 years old. The fossil shows the animal's stem, calyx, and