Blastoids (Class Blastoidea) are an extinct type of stemmed echinoderm Often called sea buds blastoid fossils look like small hickory nuts They originated along with many other echinoderm classes in t

Description

🌟 Dive into the Depths of Time with Blastoids!

Blastoids, an extinct class of echinoderms, thrived during the Ordovician period and showcased remarkable diversity in the Mississippian subperiod. Resembling small hickory nuts, these fascinating fossils are a testament to Earth's ancient marine ecosystems, persisting until their extinction at the end of the Permian, approximately 250 million years ago.