Parsons, Carl T. “Two New Species of Eunausibius (Coleoptera, Cucujidae) from Brazil”. Papéis Avulsos De Zoologia, vol. 28, no. 1-16 (1974-1975), Nov. 1974, pp. 181-4, https://doi.org/10.11606/0031-1049.1974.28.p181-184.