{ "version": 1, "reviewDate": "2026-10-10", "scope": "Consolidate evidence and decisions for every currently selected genus. Six 2026-10-10 inclusion exceptions are recorded separately. 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"Theropoda", "periods": [ "Cretaceous" ], "regions": [ "Americas" ], "countries": [ "AR" ], "unmappedCountryCodes": [], "blockers": [], "includedOccurrences": 1, "qualifiedOccurrences": 0, "outsidePeriodOccurrences": [] } }, { "id": "38723", "name": "Abrictosaurus", "attribution": "Hopson 1975", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=38723", "broadGroup": "Ornithischia", "rawBroadGroup": "Ornithischia", "parent": "Heterodontosaurinae", "rawPath": [ "Dinosauria", "Ornithischia", "Parapredentata", "Saphornithischia", "Prionodontia", "Heterodontosauridae", "Heterodontosaurinae", "Abrictosaurus" ], "rawPathIds": [ "52775", "38712", "519894", "519895", "519896", "38722", "248277", "38723" ], "guessInclusion": { "status": "selected", "approved": true, "policy": "roster-policy-2026-10-10-v11" }, "livePrototype": false, "expertAnswer": { "status": "pending", "approved": false, "reason": "No completed Expert release approval is recorded." }, "status": "review-queue", 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approval is recorded." }, "status": "review-queue", "missingInputs": [], "mappingReviewCodes": [], "resolvedSourceGaps": [], "tree": { "status": "source-captured", "expertApproved": false, "prototypePath": null }, "diet": { "status": "inherited-source", "rawValue": "herbivore", "rawBasis": "Sauropoda", "prototypeValue": null, "prototypeUncertain": null, "expertApproved": false }, "period": { "status": "source-only", "rawValues": [ "Jurassic" ], "literatureCandidates": [], "prototypeValues": null, "expertApproved": false, "restrictions": [] }, "geography": { "status": "source-only", "rawCountries": [ "CN" ], "reviewedPositiveCountries": [ "CN" ], "diagnosticRegions": [ "Asia" ], "prototypeValues": null, "expertApproved": false }, "locality": { "status": "source-only", "rawOccurrenceCount": 1, "qualifiedOccurrenceCount": 0, "positiveAssertionIds": [], "reviewedOccurrenceIds": [ "939383" ], "rawFormationLabels": [ "Shaximiao" ], "reviewedFormationLabels": [ "Shaximiao" ], 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"asian-sauropod-18" ], "Omeisaurus": [ "asian-sauropod-18" ], "Qijianglong": [ "asian-sauropod-19" ] } }, "maxAfterLocality": 5, "maxAfterNavigation": 5, "reachingGuesses": 23, "reference": "mamenchisaurid-evidence-decisions.html" }, "prototypeEvidence": { "status": "not-in-live-sample", "museumExtract": null, "profile": null }, "aliasesForReview": [], "proposedAliases": [], "prototypeAliases": [], "recordedDecisions": [ { "id": "53026|formation|shaximiao", "decision": "Refine confirmed Lower/Upper occurrences; retain the Qijianglong conflict and genus-wide Omeisaurus range. Do not pretend five names establish five independent animals.", "reason": "Qijianglong has contradictory 2025 literature and unpublished remapping. Zigongosaurus identity is disputed; no raw occurrence is present in the frozen catalogue. Its Upper Shaximiao assertion is a historical literature mapping. Do not force Shunosaurus or any broad genus into one member solely from a review’s assemblage label.", "scope": "Bounded locality review; answer approval pending", "references": [ { "title": "Li et al. 2011, Dinosaur assemblages from the Middle Jurassic Shaximiao Formation and Chuanjie Formation", "url": "https://vjs.pgi.gov.pl/article/download/26567/18275/39914", "access": "Full primary PDF read; Table 1 and assemblage discussion" }, { "title": "2025 Tongnanlong description", "url": "https://www.nature.com/articles/s41598-025-09796-0", "access": "Full primary publisher text read" }, { "title": "2025 Mamenchisaurus sanjiangensis description", "url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC12686105/", "access": "Full primary text read" } ] } ], "historicalReviewFlags": [ { "genera": [ "Abrosaurus", "Daanosaurus", "Omeisaurus", "Qijianglong", "Zigongosaurus" ], "reason": "Refine confirmed Lower/Upper occurrences; retain the Qijianglong conflict and genus-wide Omeisaurus range. Do not pretend five names establish five independent animals.", "uncertainties": [ "Qijianglong has contradictory 2025 literature and unpublished remapping.", "Zigongosaurus identity is disputed; no raw occurrence is present in the frozen catalogue. Its Upper Shaximiao assertion is a historical literature mapping.", "Do not force Shunosaurus or any broad genus into one member solely from a review’s assemblage label." ], "sources": [ { "title": "Li et al. 2011, Dinosaur assemblages from the Middle Jurassic Shaximiao Formation and Chuanjie Formation", "url": "https://vjs.pgi.gov.pl/article/download/26567/18275/39914", "access": "Full primary PDF read; Table 1 and assemblage discussion", "finding": "Lower and Upper Shaximiao have different assemblages. Omeisaurus has species in both. Daanosaurus is listed with the Upper assemblage. The review treats Zigongosaurus as Mamenchisaurus fuxiensis; that is not independently sufficient to change PBDB-based roster identity." }, { "title": "2025 Tongnanlong description", "doi": "10.1038/s41598-025-09796-0", "url": "https://www.nature.com/articles/s41598-025-09796-0", "access": "Full primary publisher text read", "finding": "Maintains Qijianglong in Suining and reports its locality below the Tongnanlong horizon. Its geological discussion recognizes disagreement about the age of Suining." }, { "title": "2025 Mamenchisaurus sanjiangensis description", "doi": "10.1038/s41598-025-29995-z", "url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC12686105/", "publisherUrl": "https://www.nature.com/articles/s41598-025-29995-z", "access": "Full primary text read", "finding": "Reports Qijianglong originally from Suining but reassigned by Zigong Museum geological surveys to Upper Shaximiao; expressly labels the survey information unpublished. 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occurrence uncertainty, then verify fairness using that approved dataset and record a release decision." } ], "references": [ { "title": "PBDB genus Zuul", "url": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=363977" }, { "title": "Roster inclusion policy", "url": "roster-policy.json" } ], "originalSourceScreen": { "diet": "herbivore", "dietBasis": "Ornithischia", "periods": [ "Cretaceous" ], "regions": [ "Americas" ], "countries": [ "US" ], "unmappedCountryCodes": [], "blockers": [], "includedOccurrences": 1, "qualifiedOccurrences": 0, "outsidePeriodOccurrences": [] } } ], "heldIdentities": [ { "id": "69227", "name": "Saurornithoides", "attribution": "Nopcsa 1928", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=69227", "reason": "Use Saurornithoides Osborn 1924 (PBDB 38573), the troodontid genus treated in the published taxonomic review. 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Modern work treats Huxley’s Ankistrodon indicus as an Early Triassic proterosuchid archosauriform. The record appears to combine distinct historical names; the exact database repair is unresolved.", "decisionId": "ancistrodon-record-mismatch", "decision": "quarantine source record", "recordReason": "Source identity, Dinosauria placement and linked fossil evidence conflict. 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The Hylosaurus record (66560) has the same Mantell 1833 attribution and original reference, no linked occurrences or child species, and a selected opinion explicitly marked misspelling. This is an approved spelling-identity hold; distinguish the database Mantell record from Fitzinger’s later Hylosaurus mantelli, treated as a nomen nudum by Raven. Preserve both records without transferring fossil evidence or ancestry.", "decisionId": "hylosaurus-spelling-identity", "decision": "select canonical record", "recordReason": "Duplicate spelling identity; not an independent guess or answer. No occurrence or ancestry merge.", "reconsideration": null, "decisionLink": "curators-notes.html#hylosaurus-spelling-review", "references": [ { "label": "Raven · Hylaeosaurus taxonomic history, section 2.4", "url": "https://cris.brighton.ac.uk/ws/portalfiles/portal/23893138/Raven_PhD_Thesis.pdf" }, { "label": "Captured database evidence and identity review", "url": "nodosaur-identity-review.html" } ] }, { "id": "53046", "name": "Hoplosaurus", "attribution": "Seeley 1881", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=53046", "reason": "Retain Struthiosaurus (38830); hold Hoplosaurus Seeley 1881 (53046) out as a separate genus. The Dinosauria distribution chapter (2004) includes Hoplosaurus ischyrus within Struthiosaurus austriacus. PBDB still accepts Hoplosaurus and also attaches older Pelorosaurus synonymy opinions apparently involving a separate sauropod spelling usage. The full 2001 taxonomic reappraisal has not been inspected; do not assert a completed formal synonymy or database repair. This approved hold does not merge fossils, names or ancestry.", "decisionId": "hoplosaurus-identity-hold", "decision": "quarantine source record", "recordReason": "Historical Austrian name associated with Struthiosaurus; mixed sauropod-name opinions and exact synonymy still under review. 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Preserve the source record; no genus, occurrence or ancestry transfer, and no new working-tree group is introduced.", "decisionId": "eosauropoda-rank-mismatch", "decision": "exclude rank-mismatched source identity", "recordReason": "Primary-source-verified rank mismatch; excluded as an independent genus guess or answer. Actual dinosaur genera remain included under the existing rules.", "reconsideration": null, "decisionLink": "curators-notes.html#eosauropoda-rank-review", "references": [ { "label": "Bonaparte 1986 · Smithsonian-hosted translation, pp. 38–39 and figure 65", "url": "https://naturalhistory.si.edu/sites/default/files/media/translated_publications/Bonaparte_86b.pdf" }, { "label": "Captured PBDB identity and original locality review", "url": "priority-proposals-review.html" } ] }, { "id": "68043", "name": "Nemegtia", "attribution": "Lü et al. 2004", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=68043", "reason": "Use Nemegtomaia (95490) as the single dinosaur genus identity. Lü et al. 2005 formally replaced Nemegtia Lü et al. 2004 because that name was preoccupied by an ostracod. PBDB separately accepts the empty Nemegtia record (68043), but already links the original type occurrence to Nemegtomaia. Hold the former-name identity out of independent guesses and answers. Preserve all three canonical occurrences and the supported Nemegt and Baruungoyot profiles, including unresolved specimen-level horizon uncertainty. No occurrence transfer or ancestry amendment is introduced.", "decisionId": "nemegtomaia-replacement-name", "decision": "select canonical replacement-name record", "recordReason": "Preoccupied former name formally replaced by Nemegtomaia; excluded as an independent guess and answer. Preserve both source identities and all fossil evidence.", "reconsideration": null, "decisionLink": "curators-notes.html#nemegtomaia-replacement-review", "references": [ { "label": "Lü et al. 2005 · formal replacement name", "url": "https://www.kahaku.go.jp/albums/abm.php?d=4746&f=abm00002251.pdf&n=BNSM_C3106.pdf" }, { "label": "Fanti, Currie & Badamgarav 2012 · both supported formations", "url": "https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0031330" }, { "label": "Captured identities and before/after locality checks · JSON", "url": "nemegtomaia-review.json" } ] }, { "id": "94334", "name": "Eucentrosaurus", "attribution": "Chure and McIntosh 1989", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=94334", "decisionId": "eucentrosaurus-identity-review", "decision": "hold nonindependent identity", "recordReason": null, "reason": "Replacement name for the same nominal type species already represented by Centrosaurus; no independent answer animal.", "reconsideration": null, "decisionLink": "curators-notes.html#eucentrosaurus-identity-review", "references": [ { "label": "Olshevsky1991. A revision of the parainfraclass Archosauria Cope1869, excluding advanced Crocodylia. MesozoicMeanderings2.", "url": "https://www.miketaylor.org.uk/tmp/Olshevsky_1991_A_revision_of_the_parainfraclass_Archosauria_Cope_1869_excluding_the_advanced_Crocodylia.pdf" }, { "label": "Nessov1995. Dinosaurs of northern Eurasia. Smithsonian English translation.", "url": "https://naturalhistory.si.edu/sites/default/files/media/translated_publications/Nessov%252095.pdf" } ] }, { "id": "383092", "name": "Proiguanodon", "attribution": "Van Den Broeck 1900", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=383092", "decisionId": "proiguanodon-identity-review", "decision": "hold nonindependent identity", "recordReason": null, "reason": "Original source uses this as a grouping within Iguanodon, not a separate described genus. It includes more than one later genus, so a single genus alias would be misleading.", "reconsideration": null, "decisionLink": "curators-notes.html#proiguanodon-identity-review", "references": [ { "label": "Van den Broeck1900. Les dépôts à Iguanodons de Bernissart. MémSocBelgeGéol14:39–112.", "url": "https://biblio.naturalsciences.be/rbins-publications/bulletin-de-la-societe-belge-de-geologie/014-1900/bsbg_14_1900_mem_p039-112.pdf" } ] }, { "id": "435994", "name": "Proyandusaurus", "attribution": "Knoll 1999", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=435994", "decisionId": "proyandusaurus-identity-review", "decision": "hold nonindependent identity", "recordReason": null, "reason": "Both publications expressly identify the same nominal Yandusaurus multidens species; this is not evidence for a second fossil animal.", "reconsideration": null, "decisionLink": "curators-notes.html#proyandusaurus-identity-review", "references": [ { "label": "Knoll1999. The family Fabrosauridae. IV European Workshop on Vertebrate Palaeontology, Programme and Abstracts, p65.", "url": "https://www.researchgate.net/publication/259872954_IV_EUROPEAN_WORKSHOP_ON_VERTEBRATE_PALAEONTOLOGY_Programme_and_Abstracts_Field_guide" }, { "label": "Barrett, Butler & Knoll2005. Small-bodied ornithischian dinosaurs from the Middle Jurassic of Sichuan, China. JVP25:823–834.", "url": "https://digital.csic.es/handle/10261/12933" } ] }, { "id": "382945", "name": "Nectosaurus", "attribution": "Versluys 1910", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=382945", "decisionId": "nectosaurus-identity-review", "decision": "hold nonindependent identity", "recordReason": null, "reason": "This is the1910 dinosaur usage for Brown’s navajovius skull, not marine Nectosaurus Merriam1905. PBDB itself records the usage as a recombination of the accepted Kritosaurus navajovius species.", "reconsideration": null, "decisionLink": "curators-notes.html#nectosaurus-identity-review", "references": [ { "label": "Versluys1910. Streptostylie bei Dinosauriern, nebst Bemerkungen über die Verwandtschaft der Vögel und Dinosaurier. ZoolJahrbAnat30:175–260.", "url": "https://archive.org/download/zoologischejahrb1030jena/zoologischejahrb1030jena_djvu.txt" }, { "label": "PBDB fresh species53196 identity/opinions snapshot retrieved2026-10-10.", "url": "https://paleobiodb.org/data1.2/taxa/opinions.json?base_id=53196&op_type=all&show=basis,ref" } ] }, { "id": "67715", "name": "Galveosaurus", "attribution": "Sánchez-Hernández 2005", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=67715", "decisionId": "galve-shared-holotype", "decision": "hold duplicate identity", "recordReason": null, "reason": "Both names denote the same holotype CLH-16. Galvesaurus is used by 2012/2019/2024 revisions and has the richer PBDB record, but priority dispute remains disclosed, not judicially resolved.", "reconsideration": null, "decisionLink": "curators-notes.html#galve-shared-holotype", "references": [ { "label": "Sánchez-Hernández 2005, Galveosaurus herreroi, Zootaxa 1034:1–20", "url": "https://mapress.com/zootaxa/2005f/z01034p020f.pdf" }, { "label": "Sánchez-Hernández 2006, nomenclatural-priority discussion, Zootaxa 1201:63–68", "url": "https://www.mapress.com/zootaxa/2006f/z01201p068f.pdf" }, { "label": "Barco and Canudo 2012, On the phylogenetic position of the sauropod Galvesaurus, and other reflections", "url": "https://www.researchgate.net/publication/235930354_On_the_phylogenetic_position_of_the_sauropod_Galvesaurus_and_other_reflections" }, { "label": "Pérez-Pueyo et al. 2019, New contributions to the phylogenetic position of the sauropod Galvesaurus herreroi, Boletín Geológico y Minero 130(3):375–392", "url": "https://web.igme.es/boletin/2019/130_3/BGM_130-3_Art-1.pdf" }, { "label": "Mocho et al. 2024, Garumbatitan morellensis, Zoological Journal of the Linnean Society 201(1):214 onward", "url": "https://academic.oup.com/zoolinnean/article/201/1/214/7281765" } ] }, { "id": "83019", "name": "Microsaurops", "attribution": "Kuhn 1964", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=83019", "decisionId": "microsaurops-identity-review", "decision": "hold for identity review", "recordReason": null, "reason": "Published revision1991 treats it as a spelling/replacement artifact under Microcoelus, not an independently described animal.", "reconsideration": null, "decisionLink": "curators-notes.html#microsaurops-identity-review", "references": [ { "label": "Olshevsky 1991, A revision of the parainfraclass Archosauria Cope, 1869, excluding the advanced Crocodylia, p.145", "url": "https://www.miketaylor.org.uk/tmp/Olshevsky_1991_A_revision_of_the_parainfraclass_Archosauria_Cope_1869_excluding_the_advanced_Crocodylia.pdf" }, { "label": "Chure and McIntosh 1989, A bibliography of the Dinosauria (exclusive of the Aves), Annals of the Carnegie Museum", "url": "https://file.iflora.cn/fastdfs/group3/M00/00/EE/wKhnrV3GtuGAOXLpAMQOBlhmY8o183.pdf" }, { "label": "Kuhn 1964, Ungelöste Probleme der Stammesgeschichte der Amphibien und Reptilien, Jahreshefte des Vereins für vaterländische Naturkunde in Württemberg 118/119:293–325", "url": "https://paleobiodb.org/data1.2/refs/single.json?id=36192" } ] }, { "id": "313245", "name": "Dachongosaurus", "attribution": "Zhao 1985", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=313245", "reason": "Explicit nomen nudum for Dachungosaurus, with Dachongosaurus alternative spelling. Revision states remains undescribed although an in-situ photograph was published. A photographed skeleton alone is not an independently diagnosed genus.", "decisionId": "dachongosaurus-inclusion-exception", "decision": "exclude pending evidence", "recordReason": "unavailable informal name", "reconsideration": "A qualifying formal taxonomic publication that establishes an available name with differentiating characters and appropriate type-species fixation, or a demonstrated later validation. Additional locality or faunal-list mentions alone are insufficient.", "decisionLink": "curators-notes.html#dachongosaurus-inclusion-exception", "references": [ { "label": "Olshevsky, G. 1991. A revision of the parainfraclass Archosauria Cope 1869, excluding advanced Crocodylia. Mesozoic Meanderings 2.", "url": "https://www.miketaylor.org.uk/tmp/Olshevsky_1991_A_revision_of_the_parainfraclass_Archosauria_Cope_1869_excluding_the_advanced_Crocodylia.pdf" }, { "label": "iczn13", "url": "https://code.iczn.org/chapter-4-criteria-of-availability/article-13-names-published-after-1930/" } ] }, { "id": "313242", "name": "Oshanosaurus", "attribution": "Zhao 1985", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=313242", "reason": "Explicit nomen nudum. Revision states remains undescribed and appears in a faunal list. No later formal validation found. Do not assume Eshanosaurus synonymy or automatically redirect.", "decisionId": "oshanosaurus-inclusion-exception", "decision": "exclude pending evidence", "recordReason": "unavailable informal name", "reconsideration": "A qualifying formal taxonomic publication that establishes an available name with differentiating characters and appropriate type-species fixation, or a demonstrated later validation. Additional locality or faunal-list mentions alone are insufficient.", "decisionLink": "curators-notes.html#oshanosaurus-inclusion-exception", "references": [ { "label": "Olshevsky, G. 1991. A revision of the parainfraclass Archosauria Cope 1869, excluding advanced Crocodylia. Mesozoic Meanderings 2.", "url": "https://www.miketaylor.org.uk/tmp/Olshevsky_1991_A_revision_of_the_parainfraclass_Archosauria_Cope_1869_excluding_the_advanced_Crocodylia.pdf" }, { "label": "iczn13", "url": "https://code.iczn.org/chapter-4-criteria-of-availability/article-13-names-published-after-1930/" } ] }, { "id": "313240", "name": "Damalasaurus", "attribution": "Zhao 1985", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=313240", "reason": "Explicit nomen nudum. Historical magnus/laticostalis usages do not establish available independently diagnosed genus. Zhao1983 p302 mentions Damalosaurus only as evolutionary example. Geographic disambiguation does not repair nomenclatural availability.", "decisionId": "damalasaurus-inclusion-exception", "decision": "exclude pending evidence", "recordReason": "unavailable informal name", "reconsideration": "A qualifying formal taxonomic publication that establishes an available name with differentiating characters and appropriate type-species fixation, or a demonstrated later validation. Additional locality or faunal-list mentions alone are insufficient.", "decisionLink": "curators-notes.html#damalasaurus-inclusion-exception", "references": [ { "label": "Olshevsky, G. 1991. A revision of the parainfraclass Archosauria Cope 1869, excluding advanced Crocodylia. Mesozoic Meanderings 2.", "url": "https://www.miketaylor.org.uk/tmp/Olshevsky_1991_A_revision_of_the_parainfraclass_Archosauria_Cope_1869_excluding_the_advanced_Crocodylia.pdf" }, { "label": "iczn13", "url": "https://code.iczn.org/chapter-4-criteria-of-availability/article-13-names-published-after-1930/" }, { "label": "Zhao1983. Phylogeny and evolutionary stages of Dinosauria. APP28:295-306.", "url": "https://www.app.pan.pl/archive/published/app28/app28-295.pdf" } ] }, { "id": "65648", "name": "Microdontosaurus", "attribution": "Zhao 1983", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=65648", "reason": "Explicit nomen nudum. Zhao1983 p304 provides only a brief evolutionary example. Geographic and Chaya locality data do not establish nomenclatural availability.", "decisionId": "microdontosaurus-inclusion-exception", "decision": "exclude pending evidence", "recordReason": "unavailable informal name", "reconsideration": "A qualifying formal taxonomic publication that establishes an available name with differentiating characters and appropriate type-species fixation, or a demonstrated later validation. Additional locality or faunal-list mentions alone are insufficient.", "decisionLink": "curators-notes.html#microdontosaurus-inclusion-exception", "references": [ { "label": "Olshevsky, G. 1991. A revision of the parainfraclass Archosauria Cope 1869, excluding advanced Crocodylia. Mesozoic Meanderings 2.", "url": "https://www.miketaylor.org.uk/tmp/Olshevsky_1991_A_revision_of_the_parainfraclass_Archosauria_Cope_1869_excluding_the_advanced_Crocodylia.pdf" }, { "label": "iczn13", "url": "https://code.iczn.org/chapter-4-criteria-of-availability/article-13-names-published-after-1930/" }, { "label": "Zhao1983. Phylogeny and evolutionary stages of Dinosauria. APP28:295-306.", "url": "https://www.app.pan.pl/archive/published/app28/app28-295.pdf" } ] }, { "id": "92286", "name": "Ponerosteus", "attribution": "Olshevsky 2000", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=92286", "reason": "Olshevsky 2000 naming-author statement calls the genus and species nomina dubia and doubtfully dinosaurian. A specimen which cannot securely establish even dinosaur affinity or an independently diagnosable genus is unsuitable as a separate playable genus.", "decisionId": "ponerosteus-inclusion-exception", "decision": "exclude pending evidence", "recordReason": "dubious material", "reconsideration": "Published modern redescription establishes dinosaur affinity and diagnostic identity from the type or securely associated material.", "decisionLink": "curators-notes.html#ponerosteus-inclusion-exception", "references": [ { "label": "Olshevsky, G. 2000. Dinosaur Genera List corrections #141. Dinosaur Mailing List, 10 May 2000. Contemporaneous explanation of the replacement name published in Mesozoic Meanderings 3.", "url": "https://reptilis.net/DML/2000May/msg00176.html" } ] }, { "id": "313238", "name": "Xuanhuasaurus", "attribution": "Zhao 1985", "pbdb": "https://paleobiodb.org/classic/basicTaxonInfo?taxon_no=313238", "reason": "Zhao et al. 2006 p467 explicitly labels the earlier Xuanhuasaurus niei nomen dubium while stating no holotype, diagnosis or description was provided. Olshevsky 1991 p159 labels Xuanhuasaurus nomen nudum. An undescribed historical name for the material later formally described as Xuanhuaceratops; retained in the history, not counted as a separate playable genus.", "decisionId": "xuanhuasaurus-inclusion-exception", "decision": "exclude pending evidence", "recordReason": "undescribed historical identity", "reconsideration": "Original or later formal evidence establishes Xuanhuasaurus as an independently available and diagnostic genus, rather than this historical undescribed label.", "decisionLink": "curators-notes.html#xuanhuasaurus-inclusion-exception", "references": [ { "label": "Zhao, X., Cheng, Z., Xu, X. & Makovicky, P.J. 2006. A New Ceratopsian from the Upper Jurassic Houcheng Formation of Hebei, China. Acta Geologica Sinica 80(4):467–473.", "url": "https://www.researchgate.net/profile/Peter-Makovicky-2/publication/229792307_A_New_Ceratopsian_from_the_Upper_Jurassic_Houcheng_Formation_of_Hebei_China/links/5af9ece40f7e9b3b0bef7011/A-New-Ceratopsian-from-the-Upper-Jurassic-Houcheng-Formation-of-Hebei-China.pdf" }, { "label": "Olshevsky, G. 1991. A revision of the parainfraclass Archosauria Cope 1869, excluding advanced Crocodylia. Mesozoic Meanderings 2.", "url": "https://www.miketaylor.org.uk/tmp/Olshevsky_1991_A_revision_of_the_parainfraclass_Archosauria_Cope_1869_excluding_the_advanced_Crocodylia.pdf" }, { "label": "International Code of Zoological Nomenclature, Article 13. Names published after 1930.", "url": "https://code.iczn.org/chapter-4-criteria-of-availability/article-13-names-published-after-1930/" } ] } ], "sharedHistoricalFlags": [ { "names": [ "Nemegt locality", "Nemegt Basin", "Nemegt Formation" ], "note": "Three different scopes. Locality contains exposures assigned to both Baruungoyot and Nemegt formations.", "source": { "title": "Kubo et al. (2023), A new alvarezsaurid dinosaur from the Upper Cretaceous Baruungoyot Formation of Mongolia", "url": "https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0293801", "doi": "10.1371/journal.pone.0293801", "access": "full primary text", "sections": "Introduction; Materials and methods; Type locality and horizon; Diagnosis" }, "reviewFile": "asian-sauropod.json" }, { "names": [ "Lower Shaximiao", "Upper Shaximiao", "Shaximiao" ], "note": "Review proposes lower/upper members of one formation, while other papers treat two formations. Retain subunit precision; broad Shaximiao claims overlap both rather than create equal strings.", "source": { "title": "Li et al. (2011), Dinosaur assemblages from the Middle Jurassic Shaximiao and Chuanjie formations", "url": "https://vjs.pgi.gov.pl/article/download/26567/18275/39914", "doi": null, "access": "full primary review PDF", "sections": "Introduction; Upper member assemblage; Table 1" }, "reviewFile": "asian-sauropod.json" }, { "names": [ "Nanxiong Group", "Nanxiong Formation", "Ganzhou", "Heyuan", "Dalangshan" ], "note": "Same broad regional red-bed vocabulary is used at differing stratigraphic ranks. Do not merge all southern Chinese basins or assign all heyuanines to Nanxiong on reputation.", "source": { "title": "Wang et al. (2016), Elongatoolithid eggs containing oviraptorid embryos from Southern China", "url": "https://pmc.ncbi.nlm.nih.gov/articles/PMC4807547/", "doi": "10.1186/s12862-016-0633-0", "access": "indexed primary text", "sections": "Geological setting; taxonomic discussion" }, "reviewFile": "asian-sauropod.json" }, { "names": [ "Hekou Group", "Xiagou Formation", "Xinminpu Group" ], "note": "Gansu geography alone cannot merge these stratigraphic units.", "source": { "title": "Li et al. (2014), A New Titanosaurian Sauropod from the Hekou Group", "url": "https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0085979", "doi": "10.1371/journal.pone.0085979", "access": "full primary text", "sections": "Introduction; Field methods" }, "reviewFile": "asian-sauropod.json" }, { "reason": "Full referred-specimen ranges and revised taxonomic assignments for all members, beyond positive overlaps above.", "reviewFile": "asian-sauropod.json" }, { "reason": "Heyuannia/Ingenia historical generic identities and species combinations before attaching multi-species geography.", "reviewFile": "asian-sauropod.json" }, { "reason": "Conchoraptor possible Nemegt records versus secure Barun Goyot records; original detailed provenance review not completed here.", "reviewFile": "asian-sauropod.json" }, { "reason": "Shixinggia, Heyuannia and Jiangxisaurus precise stratigraphic units and Nanxiong Group/Formation usage, rather than treating South China as one unit.", "reviewFile": "asian-sauropod.json" }, { "reason": "Oksoko inferred provenance must not supply a confident type-discovery quarry.", "reviewFile": "asian-sauropod.json" }, { "reason": "Qijianglong's reported Suining versus Upper Shaximiao provenance dispute.", "reviewFile": "asian-sauropod.json" }, { "reason": "Zigongosaurus/Mamenchisaurus scientific synonym issues before using a five-genus Shaximiao count as five independently guessable animals.", "reviewFile": "asian-sauropod.json" }, { "reason": "Direct PBDB parent pools are diagnostics, not necessarily the full descendant candidate universe used by gameplay.", "reviewFile": "asian-sauropod.json" } ], "sourceHashes": { "sources/roster-readiness-policy.json": "df8e738ede6bce79b5d5e72225502d629115f53fe09d2e379440790d9e4855a3", "audits/2026-10-10-expert-finalization/baseline-roster-policy.json": "8751b8c65f7ccb993ed552d2bab0755d97b2c7c018eed1e0faca0a52aa7e6e71", "sources/curators-notes.json": "5300de2d6502c6525b76a569a2dbe95010c09b4c297471ee9a415089349924b1", "sources/locality-evidence-policy.json": "039bd307ceb61c48299d22676c1ded1fc38bb9b731b82b69ed7c321ef6bb3416", "sources/mamenchisaurid-evidence-decisions.json": "26ee7757c8d0df456cce75a4952516e5f950f4e5042b5dba8ab212c33c2ffc08", "sources/checked-facts.json": "ca96f0c387e008ef08613d9c68c27c126ef9407826d0d861a24a7942d09e31d1", "sources/adamantisaurus-profile.json": "0f6673180b8cdf192e5fa703a4d3d3a5c4b0cbb7ee4a080413a9b808bce26b37", "sources/sauropods-complete-review.json": "68818c221cc06d74a695c65d746c8f4eaefc534707ec95d527e61a7f44e3a4d8", "sources/ornithischians-complete-review.json": "c16dc23e266ba866483a73f9f8850bca8fa3aa1bd1a5e3464f5e685703868128", "sources/complete-locality-review.json": "c1b8cb75d23b0a8dada2b5a0d9889756a3d6da59cfcd65b97aee8b98d9e814c9", "dist/priority-proposals-review.json": "47765f1ce8302c552f5845945787e4d291df79630a9f596a49a501eb74fbf2d5", "dist/data.json": "3dea5b520375d8ac980edfa9e1d88991755a2dc3b78976b3375f45679f1c76bc", "dist/roster-inclusion-review.json": "9bd3679e8f789a8927b2c03234777f7be70b5b120a80ab2aac315462d5b696fe", "sources/roster-inclusion-review.json": "8065a7f271ee0adc01ddd4699b5f9f4b968777fed3ce1701838f7ec77baeab91", "audits/2026-10-09/candidate-roster.json": "8125d68668ec282e7a3eafb10b6bbd767f92ae67ad38ce015dda18aa7bca46bf", "audits/2026-10-09/manifest.json": "4e2c189c19483d9b25293377b6e46bdd8d2ddb12e34e2db5e846c226e9e81b37", "audits/2026-10-10-branch-screen/manifest.json": "db57727de1ab809a7da20c8e17de4042bfbc00b5e569acb838de996780ef9805", "audits/2026-10-10-localities/locality-audit.json": "3f599fb1afd60f6b08496bd57b7823b7642050760ca5c27a8a9ab2b0cf3b8b31", "dist/mamenchisaurid-locality-review.json": "400a31d2ba04736874144296e85ea3f88e381c910a37d76f5f58e057f6b62318", "build-roster-readiness.py": "88b0574b2e6de1e7d5776c09cb4bf07461d39da8bd49edfbbefc5c6909bf25f0", "review-mamenchisaurid-decisions.py": "e3e648b963700ca4bbf5bbbcf8292cf938bb13d69836f20ac9246bb63c270763", "audit-branch-crowds.py": "65bbccdfef067674c5085158743feb9d56c79d3003ff5282ab81e6bf2bf2122d", "roster_policy.py": "32f3e49425009ba2b71f4587feda6d3f17afcc5d67088af89250c6d9cd0e8b00" }, "limitations": [ "Input availability is not scientific approval. Raw diets, occurrence-derived periods and country mappings are screening evidence.", "Literature period candidates and positive localities fill identifiable source gaps; they do not certify full ranges, independent identity or a release-ready profile.", "The 482 passing locality comparisons were recomputed for the current roster with the scientific overlay and provisional source facts/tree. Repeat them on the approved Expert dataset.", "An unscreened genus is not a demonstrated fairness failure. Its actual reachable states still need assessment before release.", "All 36 prototype genera remain playable. Prototype status is separate from expanded Expert approval, which has not been completed for any genus.", "Earlier locality flags remain historical context beside later decisions; they are not counted as current unresolved issues without an explicit current task.", "Missing-input, mapping-review, named-review and hold counts overlap. Only the overall status partitions the selected roster.", "The 19 excluded source identities are listed separately with decisions. Their fossils are not transferred to canonical genera." ] }