This taxon is considered subjective synonym of
of the valid taxon Tyrannosaurus rex
according to the Paleobiology Database.
See the page for Tyrannosaurus rex →
Bibliography
Original description
G. S. Paul, W. S. Persons, and J. Van Raalte. 2022. The tyrant lizard king, queen and emperor: multiple lines of morphological and stratigraphic evidence support subtle evolution and probable speciation within the North American genus Tyrannosaurus. Evolutionary Biology 49(2):156-179
DOI ↗