Vanin, Sergio A., and Hans Reichardt. “Revision of the Genera of Pacholenini, a Neotropical Tribe of Hylobiinae (Coleoptera, Curculionidae)”. Papéis Avulsos De Zoologia, vol. 29, no. 1-28 (1975-1976), Apr. 1976, pp. 155-76, https://doi.org/10.11606/0031-1049.1976.29.p155-176.