HYDROZOA (PALAEOZOOLOGY)
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BTCNIDARIA + CNIDARIDS (PALAEOZOOLOGY)
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UDC563.5,5
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Descriptor GERHYDROZOA (PALÄOZOOLOGIE)
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Descriptor ENGHYDROZOA (PALAEOZOOLOGY)
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Descriptor FREHYDROZOA (PALÉOZOOLOGIE)
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Variant GERHYDRATIERE (PALÄOZOOLOGIE)
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Variant GERHYDROZOEN (PALÄOZOOLOGIE)
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Variant ENGHYDROZOANS (PALAEOZOOLOGY)
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Variant ENGHYDROPOLYPS (PALAEOZOOLOGY)
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NTCHONDROPHORA (PALAEOZOOLOGY)