MONOBATHRIDA (PALAEOZOOLOGY)
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BTCRINOIDEA (PALAEOZOOLOGY)
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UDC563.9,032.33
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Descriptor GERMONOBATHRIDA (PALÄOZOOLOGIE)
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Descriptor ENGMONOBATHRIDA (PALAEOZOOLOGY)
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Descriptor FREMONOBATHRIDA (PALÉOZOOLOGIE)
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NTSTIPATOCRINIDAE (PALAEOZOOLOGY)