W. J.  Brown, ?Notes on the extralimital distribution of some species of Coleoptera?, The Canadian Entomologist, vol. 99, pp. 85-93, 1967.

W. D.  Edmonds, ?The immature stages of Phanaeus (Coprophanaeus) jasius Oliver and Phanaeus (Metallophanaeus) saphirinus sturm (Coleoptera: Scarabaeidae)?, The Coleopterists Bulletin, vol. 21, pp. 97-105, 1967.