Trichodischia Bigot, 1885 is a Neotropical genus with confusing taxonomic history. This was initially composed of two species: T. caerulea and soror 1885. Later, the Trichoraea Cortés, 1974 erected for caerulea. When reviewing history both species, we discovered that genera have been considered synonymous based on erroneous information without formal synonymy being proposed. Herein, redescribed...