Source Data | |
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Rank | subfamily (PBDB) |
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Taxonomy (PBDB) | Life : Animalia : Arthropoda : Trilobita : Agnostida : Agnostidae : Ptychagnostinae |
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Classification (PBDB,GBIF) | |
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Opinions (PBDB) | Name | Rank | Opinion | Evidence | Author |
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Ptychagnostinae | subfamily | belongs to Agnostidae | stated with evidence | Bruton et al., 1984 |
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Status (PBDB) | extinct |
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Taxon Size (PBDB) | 1 |
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Environment | marine (based on Trilobita) |
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Motility | slow-moving (based on Agnostida) |
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Vision | blind (based on Agnostidae) |
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Diet | detritivore (based on Agnostida) |
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Ontogeny | molting,addition of parts (based on Trilobita) |
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Taphonomy | low Mg calcite, chitin (based on Trilobita) |
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Primary Reference (PBDB) | D. L. Bruton, D. A. T. Harper, and I. Gunby, J. Naterstad. 1984. Cambrian and Ordovician fossils from the Hardangervidda Group, Haukelifjell, southern Norway. Norks Geologisk Tidsskrift 64:313-334 |
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