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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

Protospongia

Inv. no.MM297
TaxonomyKmen: Porifera / Třída: Hexactinellida / Rod: Protospongia
Description
Lithostratigraphyklabavské souvrství

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