Principal component analysis (PCA) based on the shape variations of different characters. The averaged shape of extreme specimens is depicted as deformations using thin plate splines. A pronotum B elytra C protibia D aedeagus.

 
 
  Part of: Li S, Ricchiardi E, Bai M, Yang X (2016) A taxonomy review of Oreoderus Burmeister, 1842 from China with a geometric morphometric evaluation (Coleoptera, Scarabaeidae, Valgini). ZooKeys 552: 67-89. https://doi.org/10.3897/zookeys.552.6096