Figure 5 from: Zhang M, Ruan Y, Wan X, Tong Y, Yang X, Bai M (2019) Geometric morphometric analysis of the pronotum and elytron in stag beetles: insight into its diversity and evolution. ZooKeys 833: 21-40. https://doi.org/10.3897/zookeys.833.26164

Figure 5 Reconstruction of ancestral groundplans of the elytron in Lucanidae and the outgroups. The splines indicate the deformation of the shapes relative to the reference configuration. The phylogenetic tree was summarized and reconstructed from earlier molecular results (Kim and Farrell 2015).