Figure 4 | Scientific Reports

Figure 4

From: Reassessment of a juvenile Daspletosaurus from the Late Cretaceous of Alberta, Canada with implications for the identification of immature tyrannosaurids

Figure 4

Growth series of the postorbital in Daspletosaurus (a,d) and Gorgosaurus (b,c,e). Elements shown in lateral view. (a) Small juvenile Daspletosaurus TMP 2013.18.11; (b) Small juvenile Gorgosaurus TMP 1986.144.1; (c) Large juvenile-subadult Gorgosaurus TMP 1994.143.1; (d) Adult Daspletosaurus TMP 2001.36.1; (e) Adult Gorgosaurus UALVP 10. The intermediate large juvenile-subadult Daspletosaurus condition is unknown. Abbreviations as in Figs. 2 and 3. Scale bars equal 50 mm. Institutional abbreviations: TMP, Royal Tyrrell Museum of Palaeontology; UALVP, University of Alberta Laboratory of Vertebrate Paleontology.

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