Taxonomic revision of Dichotomius (Cephagonus) Luederwaldt 1929 and the taxonomic status of remaining Dichotomius Hope 1838 subgenera (Coleoptera: Scarabaeidae: Scarabaeinae: Dichotomiini) Author Nunes, Rafael V. Author Vaz-de-Mello, Fernando Z. text Journal of Natural History 2019 2020-01-13 53 37 2231 2351 journal article 24063 10.1080/00222933.2019.1692088 e6443eb6-bfcc-44a6-a547-7af9a94d4a7d 1464-5262 3665519 4.2.: Dichotomius ( Cephagonus ) darwini Nunes & Vaz-de-Mello 2016 ( Figure 41 (b)) Dichotomius ( s .) darwini ı Nunes & Vaz-de-Mello 2016ı p. 82 (description) Diagnosis. In the groupı D. darwini is one of the five recognised brachypterous species and is separated from them by the wrinkling/striation on the cephalic carina. Distribution. Parque Nacional de Eması municipality of Mineirosı state of Goiásı Brazil ( Figure 42 ).