{
  "schema": "omnisaura.snapshot/v2",
  "uid": "omnisaura:profile:dryptosaurus",
  "genus": "Dryptosaurus",
  "generated_at": "2026-10-12T10:16:43Z",
  "raw_run": "2026-10-12",
  "profile": {
    "name": {
      "value": "Dryptosaurus",
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
      ]
    },
    "authority": {
      "value": "Marsh 1877",
      "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": "Saurischia",
      "rule": "Gap filled from NHM",
      "rule_id": "merge:gap_fill_nhm",
      "synthesis": false,
      "sources": [
        {
          "source": "nhm",
          "license": "CC0-1.0"
        }
      ]
    },
    "family": {
      "value": null,
      "rule": null,
      "rule_id": null,
      "synthesis": false,
      "sources": []
    },
    "parent_name": {
      "value": "Tyrannosauroidea",
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
      ]
    },
    "headline": {
      "value": [
        113.2,
        66.0,
        "Albian",
        "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": [
        "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": [
        "Lance Formation",
        "Merchantville",
        "New Egypt Formation",
        "Paluxy"
      ],
      "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"
        }
      ]
    },
    "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"
    },
    "order": {
      "level": "medium",
      "basis": "single_source",
      "reasons": [
        "Only NHM gives this; nothing contradicts it."
      ],
      "source": "NHM"
    },
    "headline": {
      "level": "high",
      "basis": "corroborated",
      "reasons": [
        "PBDB and NHM agree."
      ]
    },
    "evidence": {
      "level": "low",
      "basis": "thin",
      "reasons": [
        "Omnisaura's calculation from only 2 dated record(s).",
        "1 record(s) identified only to genus, dated well outside the species-level records, were set aside as doubtful."
      ]
    },
    "countries": {
      "level": "high",
      "basis": "items",
      "reasons": [
        "See each entry."
      ],
      "items": [
        {
          "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": "Lance Formation",
          "level": "low",
          "basis": "disputed",
          "reasons": [
            "Only NHM gives this name and it matches no PBDB formation; awaiting an editor."
          ]
        },
        {
          "value": "Merchantville",
          "level": "low",
          "basis": "thin",
          "reasons": [
            "Only one PBDB record."
          ]
        },
        {
          "value": "New Egypt Formation",
          "level": "high",
          "basis": "corroborated",
          "reasons": [
            "NHM and PBDB both record it."
          ]
        },
        {
          "value": "Paluxy",
          "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": "family",
        "label": "Family",
        "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": "order",
        "label": "Order",
        "source": "NHM"
      }
    ],
    "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": "Lance Formation"
          }
        ]
      }
    ],
    "withheld": [
      {
        "records": "occurrences",
        "status": "tentative",
        "count": 10,
        "reason": "PBDB fossil records identified only tentatively (for example 'cf.' or '?')"
      },
      {
        "records": "specimens",
        "status": "higher_rank_only",
        "count": 1,
        "reason": "NHM specimens identified only to a broader group, not to this genus"
      }
    ]
  },
  "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": "New Egypt",
      "same_as": "New Egypt Formation",
      "status": "automatic",
      "ruling": null
    }
  ],
  "credits": {
    "genus": "Dryptosaurus",
    "scope": "confirmed matches only",
    "data_sources": [
      {
        "values": 1970,
        "retrieved": [
          "2026-10-04",
          "2026-10-05",
          "2026-10-10",
          "2026-10-11"
        ],
        "source": "pbdb",
        "license_id": "CC-BY-4.0",
        "license_name": "Creative Commons Attribution 4.0",
        "license_url": "https://creativecommons.org/licenses/by/4.0/",
        "requires_attribution": true,
        "attribution": "Data from the Paleobiology Database (https://paleobiodb.org), licensed CC BY 4.0.",
        "source_name": "Paleobiology Database",
        "homepage": "https://paleobiodb.org"
      },
      {
        "values": 101,
        "retrieved": [
          "2026-10-04",
          "2026-10-11"
        ],
        "source": "nhm",
        "license_id": "CC0-1.0",
        "license_name": "Creative Commons Zero 1.0 (public domain dedication)",
        "license_url": "https://creativecommons.org/publicdomain/zero/1.0/",
        "requires_attribution": false,
        "attribution": "Natural History Museum (London) Data Portal, Collection specimens dataset, https://doi.org/10.5519/0002965. Image licenses vary per record.",
        "source_name": "Natural History Museum Data Portal",
        "homepage": "https://data.nhm.ac.uk"
      },
      {
        "values": 25,
        "retrieved": [
          "2026-10-11"
        ],
        "source": "wikidata",
        "license_id": "CC0-1.0",
        "license_name": "Creative Commons Zero 1.0 (public domain dedication)",
        "license_url": "https://creativecommons.org/publicdomain/zero/1.0/",
        "requires_attribution": false,
        "attribution": "Data from Wikidata (https://www.wikidata.org), CC0 1.0.",
        "source_name": "Wikidata",
        "homepage": "https://www.wikidata.org"
      }
    ],
    "images": [
      {
        "media_id": 3610,
        "title": "File:Dryptosaurus Feathered Reconstruction.jpg",
        "category": "Taxon image",
        "url": "https://upload.wikimedia.org/wikipedia/commons/7/7f/Dryptosaurus_Feathered_Reconstruction.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=original",
        "page_url": "https://commons.wikimedia.org/wiki/File:Dryptosaurus_Feathered_Reconstruction.jpg",
        "source": "commons",
        "rights_holder": "Driptosaurus",
        "catalog_number": null,
        "license_id": "CC-BY-SA-4.0",
        "license_name": "Creative Commons Attribution-ShareAlike 4.0",
        "license_url": "https://creativecommons.org/licenses/by-sa/4.0/",
        "requires_attribution": true,
        "share_alike": true,
        "attribution": "Driptosaurus (Own work), via Wikimedia Commons (https://commons.wikimedia.org/wiki/File:Dryptosaurus_Feathered_Reconstruction.jpg)"
      },
      {
        "media_id": 3600,
        "title": "NHM-UK_P_DF118_03_07_0487",
        "category": "Register",
        "url": "https://data.nhm.ac.uk/media/1c570c12-36ed-40bd-b4a0-74f8aa6797ce",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV OR 50100",
        "license_id": "CC-BY-4.0",
        "license_name": "Creative Commons Attribution 4.0",
        "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/1c570c12-36ed-40bd-b4a0-74f8aa6797ce)"
      },
      {
        "media_id": 3609,
        "title": "NHM-UK_P_DF118_03_24_0195",
        "category": "Register",
        "url": "https://data.nhm.ac.uk/media/12f26b74-c843-4970-98c7-a631578837c2",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV R 8414",
        "license_id": "CC-BY-4.0",
        "license_name": "Creative Commons Attribution 4.0",
        "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/12f26b74-c843-4970-98c7-a631578837c2)"
      },
      {
        "media_id": 3608,
        "title": "NHM-UK_P_DF118_03_24_0195",
        "category": "Register",
        "url": "https://data.nhm.ac.uk/media/12f26b74-c843-4970-98c7-a631578837c2",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV R 8415",
        "license_id": "CC-BY-4.0",
        "license_name": "Creative Commons Attribution 4.0",
        "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/12f26b74-c843-4970-98c7-a631578837c2)"
      },
      {
        "media_id": 3603,
        "title": "Cope 1869 plate 10",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/71cb255f-ff28-4487-8ff9-027f7499bcc1",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV OR 50100",
        "license_id": "CC-BY-4.0",
        "license_name": "Creative Commons Attribution 4.0",
        "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/71cb255f-ff28-4487-8ff9-027f7499bcc1)"
      },
      {
        "media_id": 3601,
        "title": "Cope 1869 plate 8 Laelaps",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/11125f14-7884-4c42-ac94-17f55cf53fbd",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV OR 50100",
        "license_id": "CC-BY-4.0",
        "license_name": "Creative Commons Attribution 4.0",
        "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/11125f14-7884-4c42-ac94-17f55cf53fbd)"
      },
      {
        "media_id": 3602,
        "title": "Cope 1869 plate 9 Laelaps",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/e8d08080-fcfd-4c41-b39f-3bd8b030eb4d",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV OR 50100",
        "license_id": "CC-BY-4.0",
        "license_name": "Creative Commons Attribution 4.0",
        "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/e8d08080-fcfd-4c41-b39f-3bd8b030eb4d)"
      },
      {
        "media_id": 3605,
        "title": "Cope_1869_page_163_Laelaps_caudals",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/ebcb8a22-679c-4441-bef5-d59011855abe",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV OR 50100",
        "license_id": "CC-BY-4.0",
        "license_name": "Creative Commons Attribution 4.0",
        "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/ebcb8a22-679c-4441-bef5-d59011855abe)"
      },
      {
        "media_id": 3606,
        "title": "NHMUK_OR_50100_Dryptosaurus_surface_scan_femur_left_01",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/1df94f9d-cbfc-4f95-9fbf-1df6d539a59e",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV OR 50100",
        "license_id": "CC-BY-4.0",
        "license_name": "Creative Commons Attribution 4.0",
        "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/1df94f9d-cbfc-4f95-9fbf-1df6d539a59e)"
      },
      {
        "media_id": 3604,
        "title": "NHMUK_PV_OR_50100_Dryptosaurus_femur_stereo",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/f08d3f5d-6c74-457e-80b9-0d6f990b7433",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV OR 50100",
        "license_id": "CC-BY-4.0",
        "license_name": "Creative Commons Attribution 4.0",
        "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/f08d3f5d-6c74-457e-80b9-0d6f990b7433)"
      }
    ],
    "derived_ages": {
      "specimens": 3,
      "ics_version": "v2024/12"
    },
    "references": 112
  },
  "credits_markdown": "## Dryptosaurus: 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, 11 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 11 October 2026. _Credited as a courtesy: this licence doesn't require attribution._\n\nAges for 3 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:Dryptosaurus Feathered Reconstruction.jpg” (Taxon image): Driptosaurus (Own work), via Wikimedia Commons (https://commons.wikimedia.org/wiki/File:Dryptosaurus_Feathered_Reconstruction.jpg). [Creative Commons Attribution-ShareAlike 4.0](https://creativecommons.org/licenses/by-sa/4.0/). Shown unmodified (share-alike licence).\n- “NHM-UK_P_DF118_03_07_0487” (specimen PV OR 50100): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/1c570c12-36ed-40bd-b4a0-74f8aa6797ce). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_24_0195” (specimen PV R 8414): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/12f26b74-c843-4970-98c7-a631578837c2). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_24_0195” (specimen PV R 8415): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/12f26b74-c843-4970-98c7-a631578837c2). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “Cope 1869 plate 10” (specimen PV OR 50100): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/71cb255f-ff28-4487-8ff9-027f7499bcc1). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “Cope 1869 plate 8 Laelaps” (specimen PV OR 50100): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/11125f14-7884-4c42-ac94-17f55cf53fbd). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “Cope 1869 plate 9 Laelaps” (specimen PV OR 50100): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/e8d08080-fcfd-4c41-b39f-3bd8b030eb4d). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “Cope_1869_page_163_Laelaps_caudals” (specimen PV OR 50100): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/ebcb8a22-679c-4441-bef5-d59011855abe). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHMUK_OR_50100_Dryptosaurus_surface_scan_femur_left_01” (specimen PV OR 50100): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/1df94f9d-cbfc-4f95-9fbf-1df6d539a59e). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHMUK_PV_OR_50100_Dryptosaurus_femur_stereo” (specimen PV OR 50100): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/f08d3f5d-6c74-457e-80b9-0d6f990b7433). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n\n### Scientific references\n\n112 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",
  "original_description": {
    "citation": "O. C. Marsh (1877). Notice of a new and gigantic dinosaur. American Journal of Science and Arts 14: 87–88.",
    "authors": "O. C. Marsh",
    "year": 1877,
    "title": "Notice of a new and gigantic dinosaur",
    "publication": "American Journal of Science and Arts",
    "volume": "14",
    "issue": null,
    "pages": "87–88",
    "doi": "10.2475/ajs.s3-14.79.87",
    "url": "https://doi.org/10.2475/ajs.s3-14.79.87",
    "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 1877), on which PBDB and Wikidata agree."
      ]
    },
    "source": "pbdb",
    "source_name": "Paleobiology Database",
    "license_id": "CC-BY-4.0",
    "pbdb_reference_no": "7812"
  },
  "summary": "Omnisaura summary: Dryptosaurus, Marsh 1877\n\n- Named by: Marsh 1877 (high confidence: PBDB and Wikidata agree).\n- Order: Saurischia (medium confidence: only NHM gives this; nothing contradicts it).\n- Parent group: Tyrannosauroidea (medium confidence: only PBDB gives this; nothing contradicts it).\n- Age, as published by the Paleobiology Database: Albian to Maastrichtian, 113.2–66 million years ago (high confidence: PBDB and NHM agree).\n- Age, Omnisaura's own calculation (not a published figure): 83.6–66 million years ago (low confidence: Omnisaura's calculation from only 2 dated record(s)).\n- Fossils found in: United States (high: NHM and PBDB both record it).\n- Rock formations: New Egypt Formation (high: NHM and PBDB both record it); Lance Formation (low: only NHM gives this name and it matches no PBDB formation; awaiting an editor); Merchantville (low: only one PBDB record); Paluxy (low: only one PBDB record).\n- Original description: O. C. Marsh (1877). Notice of a new and gigantic dinosaur. American Journal of Science and Arts 14: 87–88. https://doi.org/10.2475/ajs.s3-14.79.87 (high confidence: PBDB gives this publication for the name; its author and year match the naming authority (Marsh 1877), on which PBDB and Wikidata agree).\n\nNot known or disputed:\n- Formations: sources disagree (NHM says Lance Formation). Awaiting an Omnisaura editor.\n- Type species: no source Omnisaura uses gives this.\n- Family: 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- 11 fossil record(s) left out because their identification is uncertain.\n\nNot covered by Omnisaura: diet, size, weight, appearance or behaviour. 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)."
}