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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


Hexactinellida Schmidt, 1870 p4112
Protospongia MM297

In the Virtual Museum there are total 245 samples

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