CYSTOIDEA (PALAEOZOOLOGY)
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BTECHINODERMATA (PALAEOZOOLOGY)
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UDC563.9,022
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Descriptor GERCYSTOIDEA (PALÄOZOOLOGIE)
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Descriptor ENGCYSTOIDEA (PALAEOZOOLOGY)
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Descriptor FRECYSTOIDEA (PALÉOZOOLOGIE)
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Variant GERCYSTIDEAE (PALÄOZOOLOGIE)
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Variant GERCYSTIDEA (PALÄOZOOLOGIE)
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Variant ENGCYSTIDEAE (PALAEOZOOLOGY)
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Variant ENGCYSTIDEA (PALAEOZOOLOGY)
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Variant FRECYSTIDEAE (PALÉOZOOLOGIE)
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Variant FRECYSTIDEA (PALÉOZOOLOGIE)
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NTBLASTOIDEA (PALAEOZOOLOGY)