FIGURES 31–38. 31, 33, 35, 37 in Digitonthophagus Balthasar, 1959: taxonomy, systematics, and morphological phylogeny of the genus revealing an African species complex (Coleoptera: Scarabaeidae: Scarabaeinae)

FIGURES 31–38. 31, 33, 35, 37. Male head, dorsal view; 32, 34, 36, 38. Male head, frontal view. 31–32. Digitonthophagus eucatta, alloreferent; 33–34. D. falciger, holotype; 35–36. D. biflagellatus, holotype; 37–38. D. gazella, non type (Central Province, Zambia).