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Fossil group | Taxon | Parent taxon | Occurrence based on | |
---|---|---|---|---|
Acanthodii | Acanthodes Agassiz, 1833 | Acanthodidae | identification from sample | |
Acanthodii | Ptychodictyon rimosum Gross, 1973 | Ptychodictyon | identification from sample | |
Acanthodii | Ptychodictyon sulcatum Gross, 1973 | Ptychodictyon | identification from sample |
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