{
  "schema": "omnisaura.snapshot/v3",
  "uid": "omnisaura:profile:ornithomimus",
  "genus": "Ornithomimus",
  "data_as_of": "2026-10-10",
  "raw_run": "2026-10-10",
  "profile": {
    "name": {
      "value": "Ornithomimus",
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
      ]
    },
    "authority": {
      "value": "Marsh 1890",
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
      ]
    },
    "type_species": {
      "value": null,
      "rule": null,
      "rule_id": null,
      "synthesis": false,
      "sources": []
    },
    "order": {
      "value": null,
      "rule": null,
      "rule_id": null,
      "synthesis": false,
      "sources": []
    },
    "family": {
      "value": "Ornithomimidae",
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
      ]
    },
    "parent_name": {
      "value": "Ornithomimidae",
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
      ]
    },
    "headline": {
      "value": [
        83.6,
        66.0,
        "Campanian",
        "Maastrichtian"
      ],
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
      ]
    },
    "evidence": {
      "value": [
        83.6,
        66.0
      ],
      "rule": "Omnisaura synthesis: span of confirmed PBDB records",
      "rule_id": "merge:omnisaura_synthesis_confirmed_occurrences",
      "synthesis": true,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
      ]
    },
    "countries": {
      "value": [
        "CA",
        "US"
      ],
      "rule": "Union of all sources (ISO 3166)",
      "rule_id": "merge:union_iso3166",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        },
        {
          "source": "nhm",
          "license": "CC0-1.0"
        }
      ]
    },
    "formations": {
      "value": [
        "Aguja",
        "Belly River Series",
        "Denver",
        "Dinosaur Park",
        "Frenchman",
        "Fruitland",
        "Hell Creek Formation",
        "Horseshoe Canyon",
        "Judith River Formation",
        "Kaiparowits",
        "Lance Formation",
        "Laramie Formation",
        "Scollard",
        "Tar Heel",
        "Two Medicine"
      ],
      "rule": "Canonical names, automatic and editor-approved matches applied",
      "rule_id": "merge:canonical_formations",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        },
        {
          "source": "nhm",
          "license": "CC0-1.0"
        }
      ]
    },
    "diet": {
      "value": "herbivore, omnivore",
      "rule": "PBDB, inferred from a group the genus belongs to",
      "rule_id": "merge:inferred_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
      ]
    },
    "life_habit": {
      "value": "ground dwelling, gregarious",
      "rule": "PBDB, inferred from a group the genus belongs to",
      "rule_id": "merge:inferred_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
      ]
    },
    "common_names": {
      "value": null,
      "rule": null,
      "rule_id": null,
      "synthesis": false,
      "sources": []
    },
    "named_after": {
      "value": null,
      "rule": null,
      "rule_id": null,
      "synthesis": false,
      "sources": []
    }
  },
  "confidence": {
    "name": {
      "level": "high",
      "basis": "corroborated",
      "reasons": [
        "PBDB and Wikidata identify the same genus."
      ]
    },
    "authority": {
      "level": "high",
      "basis": "corroborated",
      "reasons": [
        "PBDB and Wikidata agree."
      ]
    },
    "parent_name": {
      "level": "medium",
      "basis": "single_source",
      "reasons": [
        "Only PBDB gives this; nothing contradicts it."
      ],
      "source": "PBDB"
    },
    "family": {
      "level": "medium",
      "basis": "single_source",
      "reasons": [
        "Only PBDB gives this; nothing contradicts it."
      ],
      "source": "PBDB"
    },
    "headline": {
      "level": "medium",
      "basis": "single_source",
      "reasons": [
        "Only PBDB gives a range this precise; NHM's records give only a broader interval, which contains it."
      ],
      "source": "PBDB"
    },
    "evidence": {
      "level": "medium",
      "basis": "synthesis",
      "reasons": [
        "Omnisaura's calculation from 27 confirmed PBDB records."
      ]
    },
    "diet": {
      "level": "medium",
      "basis": "single_source",
      "reasons": [
        "Only PBDB gives this, and it infers it for the whole of Ornithomimosauria, the group this genus belongs to, not from this genus's own fossils."
      ],
      "source": "PBDB"
    },
    "life_habit": {
      "level": "low",
      "basis": "thin",
      "reasons": [
        "PBDB infers this way of life for the whole of Ornithomimosauria; behaviour is rarely known for one genus."
      ]
    },
    "countries": {
      "level": "high",
      "basis": "items",
      "reasons": [
        "See each entry."
      ],
      "items": [
        {
          "value": "CA",
          "level": "high",
          "basis": "corroborated",
          "reasons": [
            "NHM and PBDB both record it."
          ]
        },
        {
          "value": "US",
          "level": "high",
          "basis": "corroborated",
          "reasons": [
            "NHM and PBDB both record it."
          ]
        }
      ]
    },
    "formations": {
      "level": "mixed",
      "basis": "items",
      "reasons": [
        "Entries differ; see each entry."
      ],
      "items": [
        {
          "value": "Aguja",
          "level": "low",
          "basis": "thin",
          "reasons": [
            "Only one PBDB record."
          ]
        },
        {
          "value": "Belly River Series",
          "level": "low",
          "basis": "disputed",
          "reasons": [
            "Only NHM gives this name and it matches no PBDB formation; awaiting an editor."
          ]
        },
        {
          "value": "Denver",
          "level": "medium",
          "basis": "single_source",
          "reasons": [
            "Only PBDB records it (2 records)."
          ],
          "source": "PBDB"
        },
        {
          "value": "Dinosaur Park",
          "level": "medium",
          "basis": "single_source",
          "reasons": [
            "Only PBDB records it (3 records)."
          ],
          "source": "PBDB"
        },
        {
          "value": "Frenchman",
          "level": "low",
          "basis": "thin",
          "reasons": [
            "Only one PBDB record."
          ]
        },
        {
          "value": "Fruitland",
          "level": "low",
          "basis": "thin",
          "reasons": [
            "Only one PBDB record."
          ]
        },
        {
          "value": "Hell Creek Formation",
          "level": "medium",
          "basis": "single_source",
          "reasons": [
            "Only PBDB records it (2 records)."
          ],
          "source": "PBDB"
        },
        {
          "value": "Horseshoe Canyon",
          "level": "medium",
          "basis": "single_source",
          "reasons": [
            "Only PBDB records it (5 records)."
          ],
          "source": "PBDB"
        },
        {
          "value": "Judith River Formation",
          "level": "low",
          "basis": "thin",
          "reasons": [
            "Only one PBDB record."
          ]
        },
        {
          "value": "Kaiparowits",
          "level": "low",
          "basis": "thin",
          "reasons": [
            "Only one PBDB record."
          ]
        },
        {
          "value": "Lance Formation",
          "level": "medium",
          "basis": "single_source",
          "reasons": [
            "Only PBDB records it (6 records)."
          ],
          "source": "PBDB"
        },
        {
          "value": "Laramie Formation",
          "level": "low",
          "basis": "disputed",
          "reasons": [
            "Only NHM gives this name and it matches no PBDB formation; awaiting an editor."
          ]
        },
        {
          "value": "Scollard",
          "level": "low",
          "basis": "thin",
          "reasons": [
            "Only one PBDB record."
          ]
        },
        {
          "value": "Tar Heel",
          "level": "low",
          "basis": "thin",
          "reasons": [
            "Only one PBDB record."
          ]
        },
        {
          "value": "Two Medicine",
          "level": "low",
          "basis": "thin",
          "reasons": [
            "Only one PBDB record."
          ]
        }
      ]
    }
  },
  "gaps": {
    "missing": [
      {
        "field": "type_species",
        "label": "Type species",
        "note": "No source we use gives this yet."
      },
      {
        "field": "order",
        "label": "Order",
        "note": "No source we use gives this yet."
      },
      {
        "field": "common_names",
        "label": "Common names",
        "note": "No source we use gives this yet."
      },
      {
        "field": "named_after",
        "label": "Named after",
        "note": "No source we use gives this yet."
      }
    ],
    "single_source": [
      {
        "field": "parent_name",
        "label": "Parent group",
        "source": "PBDB"
      },
      {
        "field": "family",
        "label": "Family",
        "source": "PBDB"
      },
      {
        "field": "headline",
        "label": "Age (headline)",
        "source": "PBDB"
      },
      {
        "field": "diet",
        "label": "Diet",
        "source": "PBDB"
      }
    ],
    "disputed": [
      {
        "field": "formations",
        "label": "Formations",
        "note": "One source names a formation the other does not.",
        "values": [
          {
            "source": "PBDB",
            "source_id": "pbdb",
            "value": null
          },
          {
            "source": "NHM",
            "source_id": "nhm",
            "value": "Belly River Series"
          }
        ]
      },
      {
        "field": "formations",
        "label": "Formations",
        "note": "One source names a formation the other does not.",
        "values": [
          {
            "source": "PBDB",
            "source_id": "pbdb",
            "value": null
          },
          {
            "source": "NHM",
            "source_id": "nhm",
            "value": "Laramie Formation"
          }
        ]
      }
    ],
    "withheld": [
      {
        "records": "occurrences",
        "status": "tentative",
        "count": 8,
        "reason": "PBDB fossil records identified only tentatively (for example 'cf.', '?', or the genus name in quotation marks, PBDB's mark for a loose use)"
      }
    ]
  },
  "assessment": {
    "levels": {
      "high": "Two independent sources agree, or an editor has ruled.",
      "medium": "One source; nothing contradicts it.",
      "low": "Sources disagree and no editor has ruled yet, or too few records."
    },
    "by": "Omnisaura",
    "license_id": "OMNISAURA-EDITORIAL"
  },
  "formation_matches": [
    {
      "name": "Hell Creek",
      "same_as": "Hell Creek Formation",
      "status": "automatic",
      "ruling": null
    },
    {
      "name": "Judith River",
      "same_as": "Judith River Formation",
      "status": "automatic",
      "ruling": null
    },
    {
      "name": "Lance",
      "same_as": "Lance Formation",
      "status": "automatic",
      "ruling": null
    }
  ],
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    "scope": "confirmed matches only",
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        "license_url": "https://creativecommons.org/licenses/by/4.0/",
        "requires_attribution": true,
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        "homepage": "https://paleobiodb.org"
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        "retrieved": [
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        "license_url": "https://creativecommons.org/publicdomain/zero/1.0/",
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        "homepage": "https://data.nhm.ac.uk"
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        "retrieved": [
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        "license_id": "CC-BY-4.0",
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        "license_url": "https://creativecommons.org/licenses/by/4.0/",
        "requires_attribution": true,
        "share_alike": false,
        "attribution": "The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/46f18330-bc74-45e9-b27d-70c79e9589db)"
      }
    ],
    "derived_ages": {
      "specimens": 7,
      "ics_version": "v2024/12"
    },
    "references": 162
  },
  "credits_markdown": "## Ornithomimus: Sources & credits\n\n_Scope: confirmed matches only._\n\n### Data\n- **Paleobiology Database** (https://paleobiodb.org): [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/). Data from the Paleobiology Database (https://paleobiodb.org), licensed CC BY 4.0. Retrieved 4 October 2026, 5 October 2026, 10 October 2026, 11 October 2026.\n- **Natural History Museum Data Portal** (https://data.nhm.ac.uk): [Creative Commons Zero 1.0 (public domain dedication)](https://creativecommons.org/publicdomain/zero/1.0/). Natural History Museum (London) Data Portal, Collection specimens dataset, https://doi.org/10.5519/0002965. Image licenses vary per record. Retrieved 4 October 2026, 5 October 2026, 10 October 2026. _Credited as a courtesy: this licence doesn't require attribution._\n- **Wikidata** (https://www.wikidata.org): [Creative Commons Zero 1.0 (public domain dedication)](https://creativecommons.org/publicdomain/zero/1.0/). Data from Wikidata (https://www.wikidata.org), CC0 1.0. Retrieved 10 October 2026. _Credited as a courtesy: this licence doesn't require attribution._\n\nAges for 7 specimen(s) were derived from their stage names using the ICS International Chronostratigraphic Chart v2024/12 (International Commission on Stratigraphy), via the Paleobiology Database (CC BY 4.0).\n\n### Images (10)\n- “File:-Ornithomimus- sp. by Tom Parker (flipped).png” (Taxon image): Tom Parker (File:\"Ornithomimus\" sp. by Tom Parker.png), via Wikimedia Commons (https://commons.wikimedia.org/wiki/File:-Ornithomimus-_sp._by_Tom_Parker_(flipped).png). [Creative Commons Attribution-ShareAlike 4.0](https://creativecommons.org/licenses/by-sa/4.0/). Shown unmodified (share-alike licence).\n- “File:Ornithomimus edmontonicus.jpg” (Taxon image): Sebastian Bergmann from Siegburg, Germany ([1]), via Wikimedia Commons (https://commons.wikimedia.org/wiki/File:Ornithomimus_edmontonicus.jpg). [Creative Commons Attribution-ShareAlike 2.0](https://creativecommons.org/licenses/by-sa/2.0/). Shown unmodified (share-alike licence).\n- “File:OrnithomimusROM.JPG” (Taxon image): Eduard Solà (Own work), via Wikimedia Commons (https://commons.wikimedia.org/wiki/File:OrnithomimusROM.JPG). [Creative Commons Attribution-ShareAlike 3.0](https://creativecommons.org/licenses/by-sa/3.0/). Shown unmodified (share-alike licence).\n- “NHM-UK_P_DF118_03_24_0407” (specimen PV R 10005): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/9b1a5f36-7baa-457e-88bd-994ee2c0fc64). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_22_0207” (specimen PV R 3684): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/4d15cf96-3d85-4772-a733-16e0813de5b5). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_22_0207” (specimen PV R 3685): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/4d15cf96-3d85-4772-a733-16e0813de5b5). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_22_0207” (specimen PV R 3686): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/4d15cf96-3d85-4772-a733-16e0813de5b5). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_22_0207” (specimen PV R 3687): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/4d15cf96-3d85-4772-a733-16e0813de5b5). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_22_0457” (specimen PV R 4861): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/66512685-69a3-45d1-8caf-19c9d79a20e9). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010032546_L010093226” (specimen PV R 10005): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/46f18330-bc74-45e9-b27d-70c79e9589db). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n\n### Scientific references\n\n162 published reference(s) support this entry (via the Paleobiology Database).\n",
  "notice": "Omnisaura data combines sources under different licences. Every genus file lists its credits; anyone showing a value must show the credits for it. Images keep their own licences; share-alike images may only be shown unmodified.",
  "fossil_basis": "body",
  "identifiers": [
    {
      "scheme": "pbdb",
      "name": "Paleobiology Database",
      "id": "38544",
      "url": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=38544"
    },
    {
      "scheme": "enwiki",
      "name": "Wikipedia (English)",
      "id": "Ornithomimus",
      "url": "https://en.wikipedia.org/wiki/Ornithomimus"
    },
    {
      "scheme": "gbif",
      "name": "GBIF",
      "id": "4822900",
      "url": "https://www.gbif.org/species/4822900"
    },
    {
      "scheme": "wikidata",
      "name": "Wikidata",
      "id": "Q131067",
      "url": "https://www.wikidata.org/wiki/Q131067"
    }
  ],
  "other_names": {
    "species": [
      "Ornithomimus edmontonicus",
      "Ornithomimus minutus",
      "Ornithomimus sedens",
      "Ornithomimus tenuis",
      "Ornithomimus velox"
    ],
    "synonyms": []
  },
  "original_description": {
    "citation": "O. C. Marsh (1890). Description of new dinosaurian reptiles. The American Journal of Science, series 3 39: 81–86.",
    "authors": "O. C. Marsh",
    "year": 1890,
    "title": "Description of new dinosaurian reptiles",
    "publication": "The American Journal of Science, series 3",
    "volume": "39",
    "issue": null,
    "pages": "81–86",
    "doi": "10.2475/ajs.s3-39.229.81",
    "url": "https://doi.org/10.2475/ajs.s3-39.229.81",
    "what": "The publication the Paleobiology Database gives as the authority for this genus name, usually the one that first named and described it.",
    "confidence": {
      "level": "high",
      "reasons": [
        "PBDB gives this publication for the name; its author and year match the naming authority (Marsh 1890), on which PBDB and Wikidata agree."
      ]
    },
    "source": "pbdb",
    "source_name": "Paleobiology Database",
    "license_id": "CC-BY-4.0",
    "pbdb_reference_no": "12250"
  },
  "summary": "Omnisaura summary: Ornithomimus, Marsh 1890\n\n- Named by: Marsh 1890 (high confidence: PBDB and Wikidata agree).\n- Family: Ornithomimidae (medium confidence: only PBDB gives this; nothing contradicts it).\n- Parent group: Ornithomimidae (medium confidence: only PBDB gives this; nothing contradicts it).\n- Age, as published by the Paleobiology Database: Campanian to Maastrichtian, 83.6–66 million years ago (medium confidence: only PBDB gives a range this precise; NHM's records give only a broader interval, which contains it).\n- Age, Omnisaura's own calculation (not a published figure): 83.6–66 million years ago (medium confidence: Omnisaura's calculation from 27 confirmed PBDB records).\n- Fossils found in: Canada (high: NHM and PBDB both record it); United States (high: NHM and PBDB both record it).\n- Rock formations: Denver (medium: only PBDB records it (2 records)); Dinosaur Park (medium: only PBDB records it (3 records)); Hell Creek Formation (medium: only PBDB records it (2 records)); Horseshoe Canyon (medium: only PBDB records it (5 records)); Lance Formation (medium: only PBDB records it (6 records)); Aguja (low: only one PBDB record); Belly River Series (low: only NHM gives this name and it matches no PBDB formation; awaiting an editor); Frenchman (low: only one PBDB record); Fruitland (low: only one PBDB record); Judith River Formation (low: only one PBDB record); Kaiparowits (low: only one PBDB record); Laramie Formation (low: only NHM gives this name and it matches no PBDB formation; awaiting an editor); Scollard (low: only one PBDB record); Tar Heel (low: only one PBDB record); Two Medicine (low: only one PBDB record).\n- Original description: O. C. Marsh (1890). Description of new dinosaurian reptiles. The American Journal of Science, series 3 39: 81–86. https://doi.org/10.2475/ajs.s3-39.229.81 (high confidence: PBDB gives this publication for the name; its author and year match the naming authority (Marsh 1890), on which PBDB and Wikidata agree).\n- Diet, inferred by PBDB for the group: herbivore, omnivore (medium confidence: only PBDB gives this, and it infers it for the whole of Ornithomimosauria, the group this genus belongs to, not from this genus's own fossils).\n- Way of life, inferred by PBDB for the group: ground dwelling, gregarious (low confidence: PBDB infers this way of life for the whole of Ornithomimosauria; behaviour is rarely known for one genus).\n\nNot known or disputed:\n- Formations: sources disagree (NHM says Belly River Series). Awaiting an Omnisaura editor.\n- Formations: sources disagree (NHM says Laramie Formation). Awaiting an Omnisaura editor.\n- Type species: no source Omnisaura uses gives this.\n- Order: no source Omnisaura uses gives this.\n- Common names: no source Omnisaura uses gives this.\n- Named after: no source Omnisaura uses gives this.\n- 8 record(s) left out: pBDB fossil records identified only tentatively (for example 'cf.', '?', or the genus name in quotation marks, PBDB's mark for a loose use).\n\nNot covered by Omnisaura: size, weight, appearance, or behaviour beyond the way of life PBDB infers for the group. Do not fill these in from general knowledge as if they came from Omnisaura.\n\nCredits (must be shown with any of this): Natural History Museum Data Portal (CC0-1.0); Paleobiology Database (CC-BY-4.0); Wikidata (CC0-1.0)."
}