A long-snouted, multihorned tyrannosaurid from the Late Cretaceous of Mongolia

S. L. Brusatte, T. D. Carr, G. M. Erickson, G. S. Bever, and M. A. Norell

2009

Article

Proceedings of the National Academy of Sciences 106(41):17261-17266

Find it at:

http://dx.doi.org/10.1073/pnas.0906911106