Fig. 4: Results of the PCA of 2D and 3D microwear analyses in some non-ornithopod genasaurian (dark blue) and ornithopod dinosaurs (light blue) (Source data are provided as a Source Data file). | Nature Communications

Fig. 4: Results of the PCA of 2D and 3D microwear analyses in some non-ornithopod genasaurian (dark blue) and ornithopod dinosaurs (light blue) (Source data are provided as a Source Data file).

From: Trophic evolution in ornithopod dinosaurs revealed by dental wear

Fig. 4

a PCA of the scratch and pit parameters. b PCA of the four basic 3D parameters. Abbreviations: epLsar, exact-proportion length-scale anisotropy of relief; Asfc, area-scale fractal complexity; Smfc, scale of maximum complexity; HAsfc, heterogeneity of area-scale fractal complexity.

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