Therian boundary evidence is an atlas navigation route spanning separately sampled Juramaia, Eomaia and Ambolestes records from approximately 161–124.1 Ma; it is not a taxonomic clade, continuous lineage or ancestor sequence, and its older endpoint inherits the disputed Juramaia provenance. This navigation entry is not a phylogeny or a complete taxon dossier.
Represented range161–124.1 Ma
Content packageother-mammals
PBDBNot linked
Evidence boundary
Automated checks cover structure, identifiers, translations and links only; maintainer and external expert review are not complete.
Claim ledger
taxonomy · contested
Therian boundary evidence is an atlas navigation route spanning separately sampled Juramaia, Eomaia and Ambolestes records from approximately 161–124.1 Ma; it is not a taxonomic clade, continuous lineage or ancestor sequence, and its older endpoint inherits the disputed Juramaia provenance.