Tylocidaris
| Tylocidaris Temporal range: Early Cretaceous-Eocene
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| Genus: | Tylocidaris
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Tylocidaris is an extinct genus of echinoid that lived from the Early Cretaceous to the Eocene. Its remains have been found in Europe and North America.
Sources
- Fossils (Smithsonian Handbooks) by David Ward (Page 177)
External links
- Tylocidaris in the Paleobiology Database
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