Pteranodontidae is represented by Kellner’s specimen-based reassessment and named taxonomic sample; the revised assignments and two new taxa are study-bounded and do not constitute a complete family-wide range audit or ancestor sequence. This navigation entry is not a phylogeny or a complete taxon dossier.
Represented range89.8–80.5 Ma
Content packagemarine-reptiles-pterosaurs
PBDBtxn:52933
Evidence boundary
Automated checks cover structure, identifiers, translations and links only; maintainer and external expert review are not complete.
Claim ledger
taxonomy · medium
Pteranodontidae is represented by Kellner’s specimen-based reassessment and named taxonomic sample; the revised assignments and two new taxa are study-bounded and do not constitute a complete family-wide range audit or ancestor sequence.
claim:taxon:pteranodontidaefossil-range · medium
Kellner’s specimen-based revision samples pteranodontids from Coniacian–Campanian Western Interior units, supporting an 89.8–80.5 Ma study window rather than a complete family range.
claim:taxon:pteranodontidae:range-boundary
Known limits
A missing branch or fossil occurrence does not imply biological absence. Internal nodes are not calibrated divergence estimates.