{
  "schema": "omnisaura.snapshot/v2",
  "uid": "omnisaura:profile:stegosaurus",
  "genus": "Stegosaurus",
  "generated_at": "2026-10-12T10:16:43Z",
  "raw_run": "2026-10-12",
  "profile": {
    "name": {
      "value": "Stegosaurus",
      "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": "Ornithischia",
      "rule": "Gap filled from NHM",
      "rule_id": "merge:gap_fill_nhm",
      "synthesis": false,
      "sources": [
        {
          "source": "nhm",
          "license": "CC0-1.0"
        }
      ]
    },
    "family": {
      "value": "Stegosauridae",
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        },
        {
          "source": "nhm",
          "license": "CC0-1.0"
        }
      ]
    },
    "parent_name": {
      "value": "Stegosaurinae",
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
      ]
    },
    "headline": {
      "value": [
        161.5,
        93.9,
        "Oxfordian",
        "Cenomanian"
      ],
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
      ]
    },
    "evidence": {
      "value": [
        154.8,
        143.1
      ],
      "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": [
        "CN",
        "GB",
        "PT",
        "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": [
        "Cedar Mountain",
        "Morrison Formation",
        "Praia da Amoreira-Porto Novo"
      ],
      "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": [
        "fr:Stégosaure",
        "ja:ステゴサウルス",
        "zh:劍龍屬"
      ],
      "rule": "Wikidata leads",
      "rule_id": "merge:lead_wikidata",
      "synthesis": false,
      "sources": [
        {
          "source": "wikidata",
          "license": "CC0-1.0"
        }
      ]
    },
    "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": "high",
      "basis": "corroborated",
      "reasons": [
        "PBDB and NHM agree."
      ]
    },
    "order": {
      "level": "medium",
      "basis": "single_source",
      "reasons": [
        "Only NHM gives this; nothing contradicts it."
      ],
      "source": "NHM"
    },
    "headline": {
      "level": "low",
      "basis": "disputed",
      "reasons": [
        "Sources disagree and an editor has not ruled yet."
      ]
    },
    "evidence": {
      "level": "medium",
      "basis": "synthesis",
      "reasons": [
        "Omnisaura's calculation from 72 confirmed PBDB records.",
        "2 record(s) identified only to genus, dated well outside the species-level records, were set aside as doubtful."
      ]
    },
    "common_names": {
      "level": "medium",
      "basis": "single_source",
      "reasons": [
        "Only Wikidata gives this; nothing contradicts it."
      ],
      "source": "Wikidata"
    },
    "countries": {
      "level": "mixed",
      "basis": "items",
      "reasons": [
        "Entries differ; see each entry."
      ],
      "items": [
        {
          "value": "CN",
          "level": "low",
          "basis": "thin",
          "reasons": [
            "Only one PBDB record."
          ]
        },
        {
          "value": "GB",
          "level": "low",
          "basis": "disputed",
          "reasons": [
            "NHM records it here but PBDB has no record in this country; awaiting an editor."
          ]
        },
        {
          "value": "PT",
          "level": "low",
          "basis": "thin",
          "reasons": [
            "Only one PBDB record."
          ]
        },
        {
          "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": "Cedar Mountain",
          "level": "low",
          "basis": "thin",
          "reasons": [
            "Only one PBDB record."
          ]
        },
        {
          "value": "Morrison Formation",
          "level": "high",
          "basis": "corroborated",
          "reasons": [
            "NHM and PBDB both record it."
          ]
        },
        {
          "value": "Praia da Amoreira-Porto Novo",
          "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": "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"
      },
      {
        "field": "common_names",
        "label": "Common names",
        "source": "Wikidata"
      }
    ],
    "disputed": [
      {
        "field": "headline",
        "label": "Age",
        "note": "The ages of the records reach well beyond the published range.",
        "values": [
          {
            "source": "PBDB",
            "source_id": "pbdb",
            "value": "161.5–93.9 Ma"
          },
          {
            "source": "NHM specimens",
            "source_id": "nhm",
            "value": "170.9–143.1 Ma"
          }
        ]
      },
      {
        "field": "countries",
        "label": "Countries",
        "note": "One source records a country the other does not.",
        "values": [
          {
            "source": "PBDB",
            "source_id": "pbdb",
            "value": "CN, PT, US"
          },
          {
            "source": "NHM",
            "source_id": "nhm",
            "value": "United Kingdom"
          }
        ]
      }
    ],
    "withheld": [
      {
        "records": "occurrences",
        "status": "related_other_genus",
        "count": 2,
        "reason": "occurrences with status related_other_genus"
      },
      {
        "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"
      },
      {
        "records": "specimens",
        "status": "related_other_genus",
        "count": 2,
        "reason": "NHM specimens identified as a related genus"
      }
    ]
  },
  "assessment": {
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      "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"
  },
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      "name": "Morrison",
      "same_as": "Morrison 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,
        "share_alike": false,
        "attribution": "The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/2f687179-6f5a-49f8-8570-8480dd11bb10)"
      },
      {
        "media_id": 100,
        "title": "NHMUK PV R 36730 Sophie on display right side",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/23c90f1c-37a7-4351-b9ab-29bf939ea741",
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        "source": "nhm",
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        "license_name": "Creative Commons Attribution 4.0",
        "license_url": "https://creativecommons.org/licenses/by/4.0/",
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      },
      {
        "media_id": 107,
        "title": "NHMUK PV R 36730 Sophie the Stegosaurus from 2nd balcony left",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/c6e5dcae-f0ef-4acd-a4dd-ce56d09f8f46",
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        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
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        "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/c6e5dcae-f0ef-4acd-a4dd-ce56d09f8f46)"
      },
      {
        "media_id": 105,
        "title": "NHMUK PV R 36730 Sophie the Stegosaurus from 2nd balcony right",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/0510c18a-5a11-4704-b5d8-c4db051c03b8",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV R 36730",
        "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/0510c18a-5a11-4704-b5d8-c4db051c03b8)"
      },
      {
        "media_id": 106,
        "title": "NHMUK PV R 36730 Sophie the Stegosaurus from first balcony right",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/0b546411-4f22-4c8d-9b05-7ff696f3ad53",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV R 36730",
        "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/0b546411-4f22-4c8d-9b05-7ff696f3ad53)"
      },
      {
        "media_id": 101,
        "title": "NHMUK PV R 36730 gallery label 01",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/e40947e1-96c9-4fdc-bb00-932413ccbc52",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV R 36730",
        "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/e40947e1-96c9-4fdc-bb00-932413ccbc52)"
      },
      {
        "media_id": 102,
        "title": "NHMUK PV R 36730 gallery label 02",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/60969105-57ce-44d7-b1de-cfe5987daf22",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV R 36730",
        "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/60969105-57ce-44d7-b1de-cfe5987daf22)"
      },
      {
        "media_id": 103,
        "title": "NHMUK PV R 36730 gallery label 03",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/5a25633b-4c41-410c-addd-22638cb64ad1",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV R 36730",
        "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/5a25633b-4c41-410c-addd-22638cb64ad1)"
      },
      {
        "media_id": 124,
        "title": "010032419_L010093610",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/816a18ff-0810-4160-9b1a-918a447c11a3",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV R 6333",
        "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/816a18ff-0810-4160-9b1a-918a447c11a3)"
      },
      {
        "media_id": 122,
        "title": "010032539_L010093610",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/6a1060fd-c7e1-4cb9-aeb4-87a84a92bb15",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV R 6334",
        "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/6a1060fd-c7e1-4cb9-aeb4-87a84a92bb15)"
      },
      {
        "media_id": 120,
        "title": "010032515_L010093610",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/5c2c5f9c-4518-4146-946f-969dcbb74615",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV R 6335",
        "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/5c2c5f9c-4518-4146-946f-969dcbb74615)"
      },
      {
        "media_id": 118,
        "title": "010032587_L010093610",
        "category": "Specimen",
        "url": "https://data.nhm.ac.uk/media/33655218-baf3-4b83-9db7-a1ed28bc4dd9",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV R 6336",
        "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/33655218-baf3-4b83-9db7-a1ed28bc4dd9)"
      }
    ],
    "derived_ages": {
      "specimens": 5,
      "ics_version": "v2024/12"
    },
    "references": 215
  },
  "credits_markdown": "## Stegosaurus: 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, 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. _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 4 October 2026. _Credited as a courtesy: this licence doesn't require attribution._\n\nAges for 5 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 (24)\n- “File:Journal.pone.0138352.g001A.jpg” (Taxon image): Susannah Maidment et al. & Natural History Museum, London (Maidment SCR, Brassey C, Barrett PM (2015) The Postcranial Skeleton of an Exceptionally Complete Individual of the Plated Dinosaur Stegosaurus stenops (Dinosauria: Thyreophora) from the Upper Jurassic Morrison Formation of Wyoming, U.S.A. PLoS ONE 10(10): e0138352. doi:10.1371/journal.pone.0138352), via Wikimedia Commons (https://commons.wikimedia.org/wiki/File:Journal.pone.0138352.g001A.jpg). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “File:Stegosaurus stenops Life Reconstruction.png” (Taxon image): Fred Wierum (Own work), via Wikimedia Commons (https://commons.wikimedia.org/wiki/File:Stegosaurus_stenops_Life_Reconstruction.png). [Creative Commons Attribution-ShareAlike 4.0](https://creativecommons.org/licenses/by-sa/4.0/). Shown unmodified (share-alike licence).\n- “File:Stegosaurus ungulatus colored final.png” (Taxon image): User:Slate Weasel (Own work), via Wikimedia Commons (https://commons.wikimedia.org/wiki/File:Stegosaurus_ungulatus_colored_final.png). [Public domain (released by the author, Wikimedia Commons)](https://commons.wikimedia.org/wiki/Template:PD-self).\n- “File:Stegosaurus ungulatus.jpg” (Taxon image): Perry Quan from Oakville, Canada (Pittsburgh-2013-05-18-054 Uploaded by FunkMonk), via Wikimedia Commons (https://commons.wikimedia.org/wiki/File:Stegosaurus_ungulatus.jpg). [Creative Commons Attribution-ShareAlike 2.0](https://creativecommons.org/licenses/by-sa/2.0/). Shown unmodified (share-alike licence).\n- “Scaffold around Sophie 1” (specimen PV R 36730): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/7f9edfa9-0751-43bb-ba77-06d5ccd12301). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “Scaffold around Sophie 2” (specimen PV R 36730): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/6cad6d1f-9d02-48fd-9920-2a1da0883b55). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_22_0119” (specimen PV R 3216): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/425aab7b-10cd-4d17-ba2e-d383d84c42b0). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_23_0251” (specimen PV R 6333): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/6e8d57c2-cc28-48d5-9aae-84d5cd2f1b1b). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_23_0251” (specimen PV R 6334): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/6e8d57c2-cc28-48d5-9aae-84d5cd2f1b1b). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_23_0251” (specimen PV R 6335): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/6e8d57c2-cc28-48d5-9aae-84d5cd2f1b1b). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_23_0251” (specimen PV R 6336): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/6e8d57c2-cc28-48d5-9aae-84d5cd2f1b1b). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHMUK PV R 36730 Sophie from 1st balcony left” (specimen PV R 36730): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/65a09190-d301-42df-9334-45a5be84b132). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHMUK PV R 36730 Sophie lit up in red” (specimen PV R 36730): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/2f687179-6f5a-49f8-8570-8480dd11bb10). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHMUK PV R 36730 Sophie on display right side” (specimen PV R 36730): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/23c90f1c-37a7-4351-b9ab-29bf939ea741). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHMUK PV R 36730 Sophie the Stegosaurus from 2nd balcony left” (specimen PV R 36730): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/c6e5dcae-f0ef-4acd-a4dd-ce56d09f8f46). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHMUK PV R 36730 Sophie the Stegosaurus from 2nd balcony right” (specimen PV R 36730): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/0510c18a-5a11-4704-b5d8-c4db051c03b8). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHMUK PV R 36730 Sophie the Stegosaurus from first balcony right” (specimen PV R 36730): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/0b546411-4f22-4c8d-9b05-7ff696f3ad53). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHMUK PV R 36730 gallery label 01” (specimen PV R 36730): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/e40947e1-96c9-4fdc-bb00-932413ccbc52). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHMUK PV R 36730 gallery label 02” (specimen PV R 36730): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/60969105-57ce-44d7-b1de-cfe5987daf22). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHMUK PV R 36730 gallery label 03” (specimen PV R 36730): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/5a25633b-4c41-410c-addd-22638cb64ad1). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010032419_L010093610” (specimen PV R 6333): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/816a18ff-0810-4160-9b1a-918a447c11a3). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010032539_L010093610” (specimen PV R 6334): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/6a1060fd-c7e1-4cb9-aeb4-87a84a92bb15). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010032515_L010093610” (specimen PV R 6335): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/5c2c5f9c-4518-4146-946f-969dcbb74615). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010032587_L010093610” (specimen PV R 6336): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/33655218-baf3-4b83-9db7-a1ed28bc4dd9). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n\n### Scientific references\n\n215 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). A new order of extinct Reptilia (Stegosauria) from the Jurassic of the Rocky Mountains. American Journal of Science and Arts 14: 513–514.",
    "authors": "O. C. Marsh",
    "year": 1877,
    "title": "A new order of extinct Reptilia (Stegosauria) from the Jurassic of the Rocky Mountains",
    "publication": "American Journal of Science and Arts",
    "volume": "14",
    "issue": null,
    "pages": "513–514",
    "doi": "10.2475/ajs.s3-14.84.513",
    "url": "https://doi.org/10.2475/ajs.s3-14.84.513",
    "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": "7808"
  },
  "summary": "Omnisaura summary: Stegosaurus, Marsh 1877\n\n- Named by: Marsh 1877 (high confidence: PBDB and Wikidata agree).\n- Family: Stegosauridae (high confidence: PBDB and NHM agree).\n- Order: Ornithischia (medium confidence: only NHM gives this; nothing contradicts it).\n- Parent group: Stegosaurinae (medium confidence: only PBDB gives this; nothing contradicts it).\n- Age, as published by the Paleobiology Database: Oxfordian to Cenomanian, 161.5–93.9 million years ago (low confidence: sources disagree and an editor has not ruled yet).\n- Age, Omnisaura's own calculation (not a published figure): 154.8–143.1 million years ago (medium confidence: Omnisaura's calculation from 72 confirmed PBDB records).\n- Fossils found in: United States (high: NHM and PBDB both record it); China (low: only one PBDB record); United Kingdom (low: NHM records it here but PBDB has no record in this country; awaiting an editor); Portugal (low: only one PBDB record).\n- Rock formations: Morrison Formation (high: NHM and PBDB both record it); Cedar Mountain (low: only one PBDB record); Praia da Amoreira-Porto Novo (low: only one PBDB record).\n- Original description: O. C. Marsh (1877). A new order of extinct Reptilia (Stegosauria) from the Jurassic of the Rocky Mountains. American Journal of Science and Arts 14: 513–514. https://doi.org/10.2475/ajs.s3-14.84.513 (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- Common names: Stégosaure, ステゴサウルス, 劍龍屬 (medium confidence: only Wikidata gives this; nothing contradicts it).\n\nNot known or disputed:\n- Age: sources disagree (PBDB says 161.5–93.9 Ma; NHM specimens says 170.9–143.1 Ma). Awaiting an Omnisaura editor.\n- Countries: sources disagree (PBDB says CN, PT, US; NHM says United Kingdom). Awaiting an Omnisaura editor.\n- Type species: no source Omnisaura uses gives this.\n- Named after: no source Omnisaura uses gives this.\n- 15 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)."
}