Mondaca, José, and Andrew B. T. Smith. 2008. “A Revision of the Southern South American Genus Bolborhinum Boucomont (Coleoptera: Geotrupidae: Bolboceratinae)”. Zootaxa 1794 (1). Auckland, New Zealand:1–48. https://doi.org/10.11646/zootaxa.1794.1.1.