What is a Archaeocidaris

Introduction to Archaeocidaris: This Ohio fossil animal is known for long spines and round shells. It lived on Paleozoic sea floors.

Details about The Archaeocidaris

Fossil Notes and Overview: It appears in Mississippian-age rocks. Fossils include spines and partial tests.

Archaeocidaris Habitat

Anatomy and Features: It had long defensive spines, a round body, and tube feet for movement.

Quick Facts about The Archaeocidaris

Five Facts: It lived 330 million years ago, had long spines, lived in warm seas, is common in Ohio, and is popular with collectors.

Importance of The Archaeocidaris

Scientific Importance: The species helps scientists understand echinoderm evolution. It also supports lessons on marine ecosystems.

Ohio Expert Opinion

Archaeocidaris is a well-known Ohio fossil species.