Source Data | |
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Rank | species (PBDB) |
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Taxonomy (PBDB) | Life : Animalia : Arthropoda : Trilobita : Redlichiida : Cirquella : Cirquella nelsoni |
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Classification (PBDB,GBIF) | |
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Opinions (PBDB) | Name | Rank | Opinion | Evidence | Author |
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Cirquella nelsoni | species | belongs to Cirquella | stated with evidence | Lieberman, 2001 |
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Status (PBDB) | extinct |
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Taxon Size (PBDB) | 1 |
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First Recorded Appearance | 530 - 516 Ma Cambrian |
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Last Recorded Appearance | 530 - 513 Ma Cambrian |
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Environment | marine (based on Trilobita) |
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Motility | fast-moving (based on Redlichiida) |
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Diet | deposit feeder (based on Redlichiida) |
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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) | B. S. Lieberman. 2001. Phylogenetic analysis of the Olenellina Walcott, 1890 (Trilobita, Cambrian). Journal of Paleontology 75(1):96-115 |
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