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Glass sponges (Hexactinellida)

      Glass sponges - class Hexactinellida are typical by tri-axial (triaxonn) spicules, composed of opal (in the fossil record by SiO2).

Author: Radek Vodrážka


 

p4112
Hexactinellida Schmidt, 1870 p4112
MM297
Protospongia MM297
   

In the Virtual Museum there are total 242 samples

Virtual museum of the Czech Geological Survey, www.geology.cz, (C) Czech Geological Survey, 2011, v.0.99 [13.12.2011]