This dataset contains the digitized treatments in Plazi based on the original journal article Joshua D. Schmerge, Bruce M. Rothschild (2016): Distribution of the dentary groove of theropod dinosaurs: Implications for theropod phylogeny and the validity of the genus Nanotyrannus Bakker et al., 1988. Cretaceous Research 61: 26-33, DOI: 10.1016/j.cretres.2015.12.016