Dichotomius (Homocanthonides) Luederwaldt 1929

Nunes, Rafael V. & Vaz-de-Mello, Fernando Z., 2019, Taxonomic revision of Dichotomius (Cephagonus) Luederwaldt 1929 and the taxonomic status of remaining Dichotomius Hope 1838 subgenera (Coleoptera: Scarabaeidae: Scarabaeinae: Dichotomiini), Journal of Natural History 53 (37), pp. 2231-2351 : 2239

Dichotomius (Homocanthonides) Luederwaldt 1929

( Figure 3 (b))

Pinotus (Homocanthonides) Luederwaldt 1929 ı p. 59 (description)

Dichotomius (Homocanthonides) ı Martínez 1951 ı p. 140

Type species. Copris smaragdina Perty 1830 ı by monotypy.

Diagnosis. according to Maldaner et al. (2018) ı it differs from the subgenus D. ( Dichotomius ) by having a body with a green metallic sheen and ventralthoracic sternites glabrousı lacking long dense setae; it differs from D. ( Cephagonus ) by clypeo-genal junction lacking angulationı ventral clypeal process pronounced into a small tubercleı not bifurcatedı and sixth abdominal sternite of females not differentiated by the presence of tuberclesı lobe or emarginations; and it differs from D. (selenocopris) by its single-rounded tooth on clypeal marginı and all meso and metatarsomeres with a row of yellow setae on ventral surface. Separated from other Dichotomius subgenera by having greenı metallic body colour and clypeal anterior margin with a single central-rounded lobe.

Figures

Figure 3. (a) Holotype of Dichotomius (Selenocopris) inachoides (Felsche) (b) Dichotomius (Homocanthonides) smaragdinus (Perty) (c) Holotype of Dichotomius (Dichotomius) prietoi (Martínez).