Silva, F.A. & Vaz-De-Mello, F.Z. (2014)

A new giant species of Deltochilum subgenus Deltohyboma
(Coleoptera, Scarabaeidae, Scarabaeinae) from Colombia,
with notes on D. spinipes Paulian, 1938

. Zootaxa, 3802 (2), 276–284.