Source Data | |
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Rank | species |
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Taxonomy (GBIF) | Life : Animalia : Echinodermata : Crinoidea : Hybocrinidae : Hybocrinus : Hybocrinus conicus |
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Taxonomy (PBDB) | Life : Animalia : Echinodermata : Crinoidea : Hybocrinida : Hybocrinidae : Hybocrinus : Hybocrinus conicus |
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Taxonomic Status (GBIF) | accepted |
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Classification (PBDB,GBIF) | |
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Generic Name | Hybocrinus |
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Scientific Name | Hybocrinus conicus Billings, 1857 |
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Opinions (PBDB) | Name | Rank | Opinion | Evidence | Author |
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Hybocrinus conicus | species | belongs to Hybocrinus | stated without evidence | Billings, 1857 |
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Status (PBDB) | extinct |
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Taxon Size (PBDB) | 1 |
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First Recorded Appearance | 461 - 450 Ma Ordovician |
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Last Recorded Appearance | 453 - 445 Ma Late/Upper Ordovician |
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Environment | marine (based on Echinodermata) |
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Motility | stationary (based on Hybocrinida) |
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Vision | blind (based on Crinoidea) |
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Diet | suspension feeder (based on Hybocrinida) |
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Reproduction | dispersal=water,planktonic (based on Echinodermata) |
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Ontogeny | accretion,addition of parts (based on Echinodermata) |
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Taphonomy | high Mg calcite (based on Crinoidea) |
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Primary Reference (PBDB) | J. C. Brower. 1992. Cupulocrinid crinoids from the Middle Ordovician (Galena Group, Dunleith Formation) of northern Iowa and southern Minnesota. Journal of Paleontology 66:99-128 |
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