{
  "schema": "omnisaura.snapshot/v2",
  "uid": "omnisaura:profile:valdosaurus",
  "genus": "Valdosaurus",
  "generated_at": "2026-10-12T10:16:43Z",
  "raw_run": "2026-10-12",
  "profile": {
    "name": {
      "value": "Valdosaurus",
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
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      "value": "Galton 1977",
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
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      "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"
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      "value": "Dryosauridae",
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        },
        {
          "source": "nhm",
          "license": "CC0-1.0"
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    "parent_name": {
      "value": "Dryosauridae",
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
      ]
    },
    "headline": {
      "value": [
        154.8,
        119.57,
        "Kimmeridgian",
        "Aptian"
      ],
      "rule": "PBDB leads",
      "rule_id": "merge:lead_pbdb",
      "synthesis": false,
      "sources": [
        {
          "source": "pbdb",
          "license": "CC-BY-4.0"
        }
      ]
    },
    "evidence": {
      "value": [
        137.05,
        121.4
      ],
      "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": [
        "GB"
      ],
      "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": [
        "Tunbridge Wells Sand Formation",
        "Weald Clay Formation",
        "Wessex Formation"
      ],
      "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": []
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    "named_after": {
      "value": null,
      "rule": null,
      "rule_id": null,
      "synthesis": false,
      "sources": []
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  "confidence": {
    "name": {
      "level": "high",
      "basis": "corroborated",
      "reasons": [
        "PBDB and Wikidata identify the same genus."
      ]
    },
    "authority": {
      "level": "medium",
      "basis": "single_source",
      "reasons": [
        "Only PBDB gives this; nothing contradicts it."
      ],
      "source": "PBDB"
    },
    "parent_name": {
      "level": "medium",
      "basis": "single_source",
      "reasons": [
        "Only PBDB gives this; nothing contradicts it."
      ],
      "source": "PBDB"
    },
    "family": {
      "level": "low",
      "basis": "disputed",
      "reasons": [
        "Sources disagree and an editor has not ruled yet."
      ]
    },
    "order": {
      "level": "medium",
      "basis": "single_source",
      "reasons": [
        "Only NHM gives this; nothing contradicts it."
      ],
      "source": "NHM"
    },
    "headline": {
      "level": "medium",
      "basis": "single_source",
      "reasons": [
        "Only PBDB gives this; nothing contradicts it."
      ],
      "source": "PBDB"
    },
    "evidence": {
      "level": "medium",
      "basis": "synthesis",
      "reasons": [
        "Omnisaura's calculation from 7 confirmed PBDB records."
      ]
    },
    "countries": {
      "level": "high",
      "basis": "items",
      "reasons": [
        "See each entry."
      ],
      "items": [
        {
          "value": "GB",
          "level": "high",
          "basis": "corroborated",
          "reasons": [
            "NHM and PBDB both record it."
          ]
        }
      ]
    },
    "formations": {
      "level": "mixed",
      "basis": "items",
      "reasons": [
        "Entries differ; see each entry."
      ],
      "items": [
        {
          "value": "Tunbridge Wells Sand Formation",
          "level": "medium",
          "basis": "single_source",
          "reasons": [
            "Only PBDB records it (3 records)."
          ],
          "source": "PBDB"
        },
        {
          "value": "Weald Clay Formation",
          "level": "low",
          "basis": "disputed",
          "reasons": [
            "Only NHM gives this name and it matches no PBDB formation; awaiting an editor."
          ]
        },
        {
          "value": "Wessex Formation",
          "level": "high",
          "basis": "corroborated",
          "reasons": [
            "NHM and PBDB both record it."
          ]
        }
      ]
    }
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    "missing": [
      {
        "field": "type_species",
        "label": "Type species",
        "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."
      }
    ],
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      {
        "field": "authority",
        "label": "Authority",
        "source": "PBDB"
      },
      {
        "field": "parent_name",
        "label": "Parent group",
        "source": "PBDB"
      },
      {
        "field": "order",
        "label": "Order",
        "source": "NHM"
      },
      {
        "field": "headline",
        "label": "Age (headline)",
        "source": "PBDB"
      }
    ],
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      {
        "field": "family",
        "label": "Family",
        "note": "The sources give different values.",
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          {
            "source": "PBDB",
            "source_id": "pbdb",
            "value": "Dryosauridae"
          },
          {
            "source": "NHM",
            "source_id": "nhm",
            "value": "Hypsilophodontidae"
          }
        ]
      },
      {
        "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": "Weald Clay Formation"
          }
        ]
      }
    ],
    "withheld": [
      {
        "records": "occurrences",
        "status": "tentative",
        "count": 5,
        "reason": "PBDB fossil records identified only tentatively (for example 'cf.' or '?')"
      },
      {
        "records": "specimens",
        "status": "related_other_genus",
        "count": 1,
        "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": "Tunbridge Wells Sand",
      "same_as": "Tunbridge Wells Sand Formation",
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      "ruling": null
    },
    {
      "name": "Weald Clay Formation",
      "same_as": "Wadhurst Clay",
      "status": "suggested",
      "ruling": null
    },
    {
      "name": "Wessex",
      "same_as": "Wessex Formation",
      "status": "automatic",
      "ruling": null
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  ],
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        "catalog_number": "PV R 185",
        "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/0df4a569-3457-4186-81e2-5ed5842cf4d7)"
      },
      {
        "media_id": 3632,
        "title": "R185-R185-left-femur-posterior",
        "category": null,
        "url": "https://data.nhm.ac.uk/media/b44b17d8-3b26-4318-ba58-cd0341b9099c",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV R 185",
        "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/b44b17d8-3b26-4318-ba58-cd0341b9099c)"
      },
      {
        "media_id": 3631,
        "title": "R185-R185-left-femur-proximal",
        "category": null,
        "url": "https://data.nhm.ac.uk/media/7ec6c0f6-74cf-4567-9435-f9517e2c53f8",
        "page_url": null,
        "source": "nhm",
        "rights_holder": "The Trustees of the Natural History Museum, London",
        "catalog_number": "PV R 185",
        "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/7ec6c0f6-74cf-4567-9435-f9517e2c53f8)"
      }
    ],
    "derived_ages": {
      "specimens": 12,
      "ics_version": "v2024/12"
    },
    "references": 67
  },
  "credits_markdown": "## Valdosaurus: 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 5 October 2026, 10 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 12 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 (45)\n- “NHM-UK_P_DF118_03_03_0145” (specimen PV OR 28697): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/c9a86bc7-23ad-44a3-a937-bee84a19a349). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_04_0421” (specimen PV OR 36509): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/4eafbaed-a483-40a3-b89f-5378358485cf). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_21_0231” (specimen PV R 1303): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/2f42edc1-88ae-4997-80b7-d9de95db88f8). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_21_0033” (specimen PV R 167): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/9d74161f-6a8d-4d45-8a19-5ddd977e0149). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_21_0037” (specimen PV R 184): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/ece08b12-07a6-4853-93ae-904b862376b0). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_21_0037” (specimen PV R 185): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/ece08b12-07a6-4853-93ae-904b862376b0). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “NHM-UK_P_DF118_03_24_0195” (specimen PV R 8421): 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_0229” (specimen PV R 8669): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/10270a64-cc35-4da9-be70-5aeb8918853f). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010036213_L010093427” (specimen PV OR 2132): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/785a47be-2fe6-4e30-987d-c6f9789caa65). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010036213_L010093427_(1)” (specimen PV OR 2132): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/d13528ff-bf20-4f98-9851-b67ddf4acd2f). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010028920_L010093427” (specimen PV OR 2183): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/7fd567e9-3405-4d71-b3f8-0ca802410aa1). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010028920_L010093427_(1)” (specimen PV OR 2183): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/529a6698-31e8-4dfb-86ca-e3fc0cb2dacc). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010028920_L010093427_(2)” (specimen PV OR 2183): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/7ac500b7-875c-4554-b04b-041c742c375b). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010030741_L010093428” (specimen PV OR 2459): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/1c60e9bc-1de1-46f3-a71a-c19244dca96b). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010030741_L010093428_(1)” (specimen PV OR 2459): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/85b1923a-7bb4-4718-a26b-176c2df8ede7). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010026928_L010093427” (specimen PV OR 28697): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/17411318-a0af-4696-bfd3-0ca989a0ebd1). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010026928_L010093427_(1)” (specimen PV OR 28697): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/92c1f10e-f369-400e-bf2f-f465b9541473). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010039573_L010093427” (specimen PV OR 36509): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/cf06be70-235f-44cc-a93a-2f9e6ac710d2). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010039573_L010093427_(1)” (specimen PV OR 36509): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/a216e316-0424-43ee-b2f6-ae08c6bf9b33). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010036957_L010093426_(1)” (specimen PV R 12440): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/338508ed-0c93-4db7-8ec6-327e45172703). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010030717_L010093428” (specimen PV R 1303): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/a36a87a7-e1c3-4677-8fd1-134ea58d23f5). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010036165_L010093426” (specimen PV R 16482): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/31ce2d88-f1e5-41ca-86dd-4f1f7a6ac865). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010036165_L010093426_(1)” (specimen PV R 16482): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/36458105-05e7-4f49-a5da-f145ef2a0808). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “David Richards Collection” (specimen PV R 16482): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/8f4d18f5-c354-4088-b348-62f82b6f51e3). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010036189_L010093427” (specimen PV R 167): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/eb175c9c-9d17-458a-8033-57073c555bda). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010036189_L010093427_(1)” (specimen PV R 167): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/7d87d054-7dc0-4c31-9c4d-ae3d70ffc65c). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010036813_L010093426” (specimen PV R 184): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/0f6a1f56-a017-4b55-b7c8-5b2758a2d4f7). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010036813_L010093426_(1)” (specimen PV R 184): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/6ff7fde7-5244-4e39-acb2-b99ab1d592ef). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010030213_L010093426” (specimen PV R 8421): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/2764d3be-7a79-4876-98a4-f65b30fc30df). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010030213_L010093426_(1)” (specimen PV R 8421): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/a16fffc1-bc75-4789-bcce-c22c133ef898). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010036813_L010093426_(2)” (specimen PV R 8421): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/71c07559-2682-488a-bde8-8b84dfb038e3). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010028293_L010093426” (specimen PV R 8669): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/38d64e05-95af-4db0-8fd9-0c7f870b6eb6). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “010028293_L010093426_(1)” (specimen PV R 8669): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/01686a6c-ad56-4d2f-a2b2-8fdbad4428eb). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “R184-R184-right-femur-anterior” (specimen PV R 184): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/db85212c-c1f2-40cc-8bd6-d5872758d521). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “R184-R184-right-femur-distal” (specimen PV R 184): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/976e55b9-9caa-41ff-88bb-081a5fa31efd). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “R184-R184-right-femur-lateral” (specimen PV R 184): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/ab2864b8-e015-46fd-a2b0-39bdc6d10a45). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “R184-R184-right-femur-medial” (specimen PV R 184): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/e08bc465-32d2-421c-894d-a4610358f9b9). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “R184-R184-right-femur-posterior” (specimen PV R 184): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/22cd8716-0b3a-41aa-a53e-6e2ec3bf6417). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “R184-R184-right-femur-proximal” (specimen PV R 184): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/d204984e-0767-4f0d-8a5a-adf115fd6fbc). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “R185-R185-left-femur-anterior” (specimen PV R 185): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/ab68a471-17fc-4f00-8d5a-f66f3b09a055). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “R185-R185-left-femur-distal” (specimen PV R 185): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/671518ae-5378-4949-a75f-48d62e7890e7). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “R185-R185-left-femur-lateral” (specimen PV R 185): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/89054fae-34b2-48cf-879c-c58c29b74a10). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “R185-R185-left-femur-medial” (specimen PV R 185): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/0df4a569-3457-4186-81e2-5ed5842cf4d7). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “R185-R185-left-femur-posterior” (specimen PV R 185): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/b44b17d8-3b26-4318-ba58-cd0341b9099c). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n- “R185-R185-left-femur-proximal” (specimen PV R 185): The Trustees of the Natural History Museum, London; via NHM Data Portal (https://data.nhm.ac.uk/media/7ec6c0f6-74cf-4567-9435-f9517e2c53f8). [Creative Commons Attribution 4.0](https://creativecommons.org/licenses/by/4.0/).\n\n### Scientific references\n\n67 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": "P. M. Galton (1977). The Upper Jurassic dinosaur Dryosaurus and a Laurasia-Gondwana connection in the Upper Jurassic. Nature 268(5617): 230–232.",
    "authors": "P. M. Galton",
    "year": 1977,
    "title": "The Upper Jurassic dinosaur Dryosaurus and a Laurasia-Gondwana connection in the Upper Jurassic",
    "publication": "Nature",
    "volume": "268",
    "issue": "5617",
    "pages": "230–232",
    "doi": null,
    "url": null,
    "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": "medium",
      "reasons": [
        "Only PBDB gives this; its author and year match the naming authority (Galton 1977)."
      ]
    },
    "source": "pbdb",
    "source_name": "Paleobiology Database",
    "license_id": "CC-BY-4.0",
    "pbdb_reference_no": "12658"
  },
  "summary": "Omnisaura summary: Valdosaurus, Galton 1977\n\n- Named by: Galton 1977 (medium confidence: only PBDB gives this; nothing contradicts it).\n- Family: Dryosauridae (low confidence: sources disagree and an editor has not ruled yet).\n- Order: Ornithischia (medium confidence: only NHM gives this; nothing contradicts it).\n- Parent group: Dryosauridae (medium confidence: only PBDB gives this; nothing contradicts it).\n- Age, as published by the Paleobiology Database: Kimmeridgian to Aptian, 154.8–119.57 million years ago (medium confidence: only PBDB gives this; nothing contradicts it).\n- Age, Omnisaura's own calculation (not a published figure): 137.05–121.4 million years ago (medium confidence: Omnisaura's calculation from 7 confirmed PBDB records).\n- Fossils found in: United Kingdom (high: NHM and PBDB both record it).\n- Rock formations: Wessex Formation (high: NHM and PBDB both record it); Tunbridge Wells Sand Formation (medium: only PBDB records it (3 records)); Weald Clay Formation (low: only NHM gives this name and it matches no PBDB formation; awaiting an editor).\n- Original description: P. M. Galton (1977). The Upper Jurassic dinosaur Dryosaurus and a Laurasia-Gondwana connection in the Upper Jurassic. Nature 268(5617): 230–232. (medium confidence: only PBDB gives this; its author and year match the naming authority (Galton 1977)).\n\nNot known or disputed:\n- Family: sources disagree (PBDB says Dryosauridae; NHM says Hypsilophodontidae). Awaiting an Omnisaura editor.\n- Formations: sources disagree (NHM says Weald Clay Formation). Awaiting an Omnisaura editor.\n- Type species: 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- 6 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)."
}