Crinoid Fossil Plate - 3.666" rockinaboxdendraster Ranging from Alaska to Bolivia

Ranging from Alaska to Bolivia

North Pole Dome stromatolites of the Dresser Formation in Western Australia are the oldest known fossil material on the planet

"I love looking at the Mini Museum through the microscope in my lab

Specimens of these innovators are now available as a discounted bundle

Crinoid Fossil Plate - 3.666" rockinaboxdendraster Ranging from Alaska to BoliviaCrinoids 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 3. 666" crinoid fossil plate that dates to about 323,000,000 to 331,000,000 years old. It comes from the Bangor Limestone