Kingdom [Animalia] Linnaeus, 1758 - animals
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   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
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     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
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       Subdivision Bilateralia
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         Phylum Echiurida see Phylum Echiura Sedgwick, 1898
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           Order Echiurinea
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             Genus Ikeda Wharton, 1913
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               Ikeda taenioides (Ikeda, 1904)
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