References / paperTyrant dinosaur evolution tracks the rise and fall of Late Cretaceous oceans
Loewen, M.A.; Irmis, R.B.; Sertich, J.J.W.; Currie, P.J.; Sampson, S.D.
Year2013
Source roleprimary-study
DOI / ID10.1371/journal.pone.0079420
Fitness and scope
biogeography · topology · methods
Morphological phylogeny and event-based biogeographic analyses test tyrannosaurid dispersal scenarios; routes are model outputs.
Claim ledger
biogeography · mediumTyrannosaurus specimens are documented in western North American latest Maastrichtian formations; broader dispersal routes inferred for tyrannosaurids remain model-dependent and are not treated as direct Tyrannosaurus movements.
claim:taxon:tyrannosaurus:biogeography