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				p4356
Hexactinellida Schmidt, 1870				Ich5733
Hexactinellida Schmidt, 1870				p4284
Hexactinellida Schmidt, 1870				p4314
Hexactinellida Schmidt, 1870				p4315
Hexactinellida Schmidt, 1870				p4358
Hexactinellida Schmidt, 1870				p4173
Hexactinellida Schmidt, 1870				p4482
Hexactinellida Schmidt, 1870				p4165
Hexactinellida Schmidt, 1870				p4167
Hexactinellida Schmidt, 1870				p4168
Hexactinellida Schmidt, 1870				Ich5730
Hexactinellida Schmidt, 1870				Ich5732
Hexactinellida Schmidt, 1870				p4208
Hexactinellida Schmidt, 1870				p4161
Hexactinellida Schmidt, 1870				p4321
Hexactinellida Schmidt, 1870				JK5824
Hexactinellida Schmidt, 1870				JK5826
Hexactinellida Schmidt, 1870				JK5829
Hexactinellida Schmidt, 1870				JK5832

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