Bibbs, Christopher S., Amanda C. Hodges, and Rebecca W. Baldwin. 2011. “Horned Passalus, Odontotaenius Disjunctus (Illiger) (Insecta: Coleoptera: Passalidae: Passalinae)”. EDIS 2011 (1). https://ojs.test.flvc.org/edis/article/view/118865.