References / datasetSupporting data for Brazilian fossils reveal homoplasy in the oldest mammalian jaw joint
Rawson, H.D.; Martinelli, A.G.; Rayfield, E.J.; et al.
Year2024
Source roleprimary-study
DOI / ID10.5523/bris.2ie8neiry701e23iayx9gdsytv
Fitness and scope
morphology · topology · methods
Repository record for segmented STL models, videos, CT-derived anatomy and phylogenetic matrices supporting the named Brasilodon and Riograndia sample.
Claim ledger
morphology · mediumIn a 26-specimen μCT sample, Riograndia preserves dentary–squamosal contact whereas nine Brasilodon specimens do not, supporting homoplastic acquisition of the contact rather than a single progressive ancestor-to-descendant jaw-joint sequence.
claim:event:riograndia-brasilodon-jaw-joint-homoplasy