Duarte, M., and R. K. Robbins. “Immature Stages of Calycopis Bellera (Hewitson) and C. Janeirica (Felder) (Lepidoptera, Lycaenidae, Theclinae, Eumaeini): Taxonomic Significance and New Evidence for Detritivory”. Zootaxa, vol. 2325, no. 1, Dec. 2009, pp. 39–61, doi:10.11646/zootaxa.2325.1.4.