Open Paleo

Journal article

Nanotyrannus and Tyrannosaurus coexisted at the close of the Cretaceous

Zanno, L. E.; Napoli, J. G. (2025)

Citation

Zanno, L. E.; Napoli, J. G. (2025). Nanotyrannus and Tyrannosaurus coexisted at the close of the Cretaceous. Nature 648: 357-367. doi:10.1038/s41586-025-09801-6

Names first published here

Cited by genera

  • Nanotyrannus

    Pro-validity. NCSM 40000 ("Bloody Mary") interpreted as mature N. lancensis (~700 kg); erects N. lethaeus on BMRP 2002.4.1 ("Jane"); erects Nanotyrannidae.

  • Stygivenator

    Regards the taxon as a nomen dubium that cannot be assigned to either Tyrannosaurus or Nanotyrannus.