References / paperUntangling the dinosaur family tree
Langer, M.C.; Ezcurra, M.D.; Rauhut, O.W.M.; Benton, M.J.; Knoll, F.; McPhee, B.W.; Novas, F.E.; Pol, D.; Brusatte, S.L.
Year2017
Source roleprimary-study
DOI / ID10.1038/nature24011
Fitness and scope
taxonomy · topology · range · morphology · ecology · geochronology · methods
Primary rescoring and taxon-addition tests recovered the traditional topology and expose dataset sensitivity.
Claim ledger
topology · contestedThe cited 457-character analysis recovers Theropoda plus Ornithischia as Ornithoscelida, whereas the published rescoring and taxon-addition test recovers the traditional topology; these are competing matrix results, not directly observed ancestry or a settled definition of Dinosauria.
claim:event:dinosaur-radiation