Reference
Fernando Z. Vaz-De-Mello (2018): The type specimens of South American dung beetles, Part II: The species described by the Austrian coleopterist Ludwig Redtenbacher (1814–1876) in the 1868 part of the "Reise der österreichischen Fregatte Novara um die Erde" (Insecta: Coleoptera, Scarabaeidae, Scarabaeinae) – Annalen des Naturhistorischen Museums in Wien – 120B: 41 - 58.