Trierarchuncus was a carnivore. It lived in the Cretaceous period and inhabited North America. Its fossils have been found in places such as Montana (United States).
All the Trierarchuncus illustrations below were collected from the internet. Enjoy and explore:
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Trierarchuncus was described by the following scientific paper(s):
- D. W. Fowler, J. P. Wilson, and E. A. Freedman Fowler, C. R. Noto, D. Anduza, J. R. Horner. 2020. Trierarchuncus prairiensis gen. et sp. nov., the last alvarezsaurid: Hell Creek Formation (uppermost Maastrichtian), Montana. Cretaceous Research 116:104560
- W. J. Freimuth and J. P. Wilson. 2021. New manual unguals of Trierarchuncus prairiensis from the Hell Creek Formation, Montana, and the ontogenetic development of the functional alvarezsaurid hand claw. Cretaceous Research 119:104698
