Turonia is an extinct genus of sea sponges belonging to the class Demospongiae.[2]
| Turonia Temporal range:
| |
|---|---|
| |
| Turonia variabilis from France | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Porifera |
| Class: | Demospongiae |
| Family: | †Siphoniidae |
| Genus: | †Turonia Michelin, 1847 [1] |
Fossil records
editThis genus is known in the fossil record of the Cretaceous of France, Germany, Poland and Spain (about 125 to 66 million years ago).
Species
edit- Turonia cerebriformis Schrammen 1910
- Turonia constricta Zittel 1878
- Turonia globosa Wagner 1963
- Turonia induta Zittel 1878
- Turonia variabilis Michelin 1847 (type species)
References
edit- ^ Michelin, H., 1840-47. Iconographie Zoophytologique, description par localités et terrains des polypiers fossiles de France. Paris, pp. 119-216, 248-253, 335-345.
- ^ Paleobiology Database
- 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
edit
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