Raphidonema (sponge) explained

Raphidonema is an extinct genus of calcareous sponges.^[1]

Fossil records

This genus is known in the fossil records from the Cretaceous period of France and United Kingdom to the Eocene of India (age range: from 136.4 to 37.2 million years ago).^[2]

Species

• †Raphidonema farringdonense Sharpe

Notes and References

1. http://taxonomicon.taxonomy.nl/TaxonTree.aspx?id=200767 Taxonomicon
2. http://www.fossilworks.org/cgi-bin/bridge.pl?a=taxonInfo&taxon_no=3701 Paleobiology Database