Diminutive fleet-footed tyrannosauroid narrows the 70-million-year gap in the North American fossil record

To date, eco-evolutionary dynamics in the ascent of tyrannosauroids to top predator roles have been obscured by a 70-million-year gap in the North American (NA) record. Here we report discovery of the oldest Cretaceous NA tyrannosauroid, extending the lineage by ~15 million years. The new taxon—Moro...

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Udgivet i:Commun Biol
Main Authors: Zanno, Lindsay E., Tucker, Ryan T., Canoville, Aurore, Avrahami, Haviv M., Gates, Terry A., Makovicky, Peter J.
Format: Artigo
Sprog:Inglês
Udgivet: Nature Publishing Group UK 2019
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Article
Online adgang:https://ncbi.nlm.nih.gov/pmc/articles/PMC6385174/
https://ncbi.nlm.nih.gov/pubmed/30820466
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1038/s42003-019-0308-7
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