Turonia
| Turonia Temporal range: Cretaceous | |
|---|---|
 | |
| Turonia variabilis from France | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Porifera |
| Class: | Demospongiae |
| Subclass: | Tetractinomorpha |
| Order: | Lithistida |
| Family: | Siphoniidae |
| Genus: | Turonia Michelin 1847 |
Turonia is an extinct genus of sea sponges belonging to the class Demospongiae.[1]
Fossil records
This genus is known in the fossil recordd of the Cretaceous of France, Germany, Poland and Spain (about 125 to 66 million years ago).
Species
- Turonia cerebriformis Schrammen 1910
- Turonia constricta Zittel 1878
- Turonia globosa Wagner 1963
- Turonia induta Zittel 1878
- Turonia variabilis Michelin 1847 (type species)
References
- John Hooper,Rob W.M. van Soest Systema Porifera: A Guide to the Classification of Sponges
- See also List of prehistoric sponge genera
External links
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