Ramírez-Restrepo, Lorena, y Gonzalo Halffter. 2016. «A Dung Beetle in Mexico City: The Case of Ceratotrupes Fronticornis (Erichson) (Coleoptera: Geotrupidae)». ACTA ZOOLÓGICA MEXICANA (N.S.) 32 (2):213-14. https://doi.org/10.21829/azm.2016.322954.