de Oliveira Lira, A., de Sousa, W.O., Rosado-Neto, G.H., Dos Santos, G.B. & Marques, M.I. (2020)

A review of the South American species of Heilus Kuschel, 1955 (Curculionidae: Molytinae: Molytini: Hylobiina) with emphasis on those from Brazil

. Zootaxa, 4861 (2), 151–187.