F, G. (2026). Three new species of Onthophagus Latreille, 1802 from Bioko Island, Equatorial Guinea, belonging to d'Orbigny's group IX, with a taxonomic note on O. denudatus d'Orbigny, 1902 (Coleoptera: Scarabaeidae: Scarabaeinae: Onthophagini). Zootaxa, 5831(3), 413. https://doi.org/10.11646/zootaxa.5831.3.6
Chicago Style (17th ed.) CitationF, Génier. "Three New Species of Onthophagus Latreille, 1802 from Bioko Island, Equatorial Guinea, Belonging to D'Orbigny's Group IX, with a Taxonomic Note on O. Denudatus D'Orbigny, 1902 (Coleoptera: Scarabaeidae: Scarabaeinae: Onthophagini)." Zootaxa 5831, no. 3 (2026): 413. https://doi.org/10.11646/zootaxa.5831.3.6.
MLA (9th ed.) CitationF, Génier. "Three New Species of Onthophagus Latreille, 1802 from Bioko Island, Equatorial Guinea, Belonging to D'Orbigny's Group IX, with a Taxonomic Note on O. Denudatus D'Orbigny, 1902 (Coleoptera: Scarabaeidae: Scarabaeinae: Onthophagini)." Zootaxa, vol. 5831, no. 3, 2026, p. 413, https://doi.org/10.11646/zootaxa.5831.3.6.