Marsupites
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Marsupites Temporal range: Cretaceous |
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|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Echinodermata |
| Subphylum: | Crinozoa |
| Class: | Crinoidea |
| Order: | Uintacrinida |
| Genus: | Marsupites |
Marsupites is an extinct genus of crinoids from the Cretaceous.
The International Commission on Stratigraphy (ICS) has assigned the extinction of Marsupites testudinarius as the defining biological marker for the start of the Campanian Stage of the Cretaceous, 83.6 ± 0.2 million years ago.
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