Guaianaza is a monotypic butterfly genus of the subfamily Satyrinae in the family Nymphalidae."Guaianaza Freitas & Peña, 2006" at Markku Savela's Lepidoptera and Some Other Life Forms Guaianaza is considered a synonym of the genus Forsterinaria Gray, 1973.. 2012. Systematics and evolutionary history of butterflies in the “Taygetis clade” (Nymphalidae: Satyrinae: Euptychiina): Towards a better understanding of Neotropical biogeography. Molecular Phylogenetics and Evolution. 66:54–68. doi:10.1016/j.ympev.2012.09.005 Its single species, Guaianaza pronophila, is found in the Neotropical realm.. 2006. Description of genus Guaianaza for "Euptychia" pronophila (Lepidoptera: Nymphalidae: Satyrinae) with a description of the immature stages. Zootaxa 1163: 49-59.

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