Turonia

{{Short description|Extinct genus of sponges}}

{{Automatic taxobox

| image = Siphoniidae - Turonia variabilis.JPG

| image_caption = Turonia variabilis from France

| fossil_range = {{Fossil range|Cretaceous}}

| taxon = Turonia

| authority = Michelin, 1847

Michelin, H., 1840-47. Iconographie Zoophytologique, description par localités et terrains des polypiers fossiles de France. Paris, pp. 119-216, 248-253, 335-345.

}}

Turonia is an extinct genus of sea sponges belonging to the class Demospongiae.[https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=3311 Paleobiology Database]

Fossil records

This genus is known in the fossil record 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

{{Reflist}}

  • John Hooper,Rob W.M. van Soest [https://books.google.com/books?id=tS_SBwAAQBAJ&dq=Turonia+fossil&pg=PA400 Systema Porifera: A Guide to the Classification of Sponges]
  • See also List of prehistoric sponge genera