Stellispongia variabilis

  • Brand: Sur Europa
  • Product Code: PO019
  • Availability: In Stock
  • 25.00€

Age: Jurassic. 

Location: South Europe. 

Calcareous sponge.   

The limestones are a class of the phylum Porifera. They are the only sponges whose mineral skeleton is composed of spicules of crystallized calcium carbonate in the form of calcite or aragonite. They are believed to be the most primitive group of sponges.

Measures: 5 cm x 3,5 cm

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