Archaeocidaris is an extinct genus of echinoid that lived from the Late Devonian to the Late Permian. Its remains have been found in Africa, Europe, and North America.
| Archaeocidaris Temporal range: | |
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| Archaeocidaris brownwoodensis | |
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| Family: | Archaeocidaridae |
| Genus: | Archaeocidaris |
Wikimedia Commons has media related to Archaeocidaris.
Sources
- Fossils (Smithsonian Handbooks) by David Ward (Page 176)