Cephalocyclus bordati Dellacasa, Dellacasa & Gordon 2007
Dellacasa, Dellacasa & Gordon 2007. Systematic revision of the genus Cephalocyclus with description of ten new species from Mexico and Costa Rica (Scarabaeoidea: Aphodiidae). Acta Zoologica Mexicana Nueva Serie, 23(2) 2007: 89-128