Metasternal process (in the circle) and aedeagi of Dicronocephalus adamsi drumonti and D. a. adamsi. A, B, C, D D. a. drumonti (Tibet) E, F, G, H D. a. drumonti (Sichuan) I, J, K, L D. a. adamsi (South Korea) M, N, O, P D. a. adamsi (North Korea) Q, R, S, T D. a. adamsi (Dandong, China).

 
 
  Part of: Lee G-E, Han T, Jeong J, Kim S-H, Park IG, Park H (2015) Molecular phylogeny of the genus Dicronocephalus (Coleoptera, Scarabaeidae, Cetoniinae) based on mtCOI and 16S rRNA genes. ZooKeys 501: 63-87. https://doi.org/10.3897/zookeys.501.8658