guapa, Scleronema Ferrer [J.] & Malabarba [L. R.] 2020:11, Figs. 6-7 [Neotropical Ichthyology v. 18 (no. 2): e190081; ref. 37587] Sanga Santo Antônio, tributary of rio Ibicuí da Armada, rio Ibicuí basin, lower rio Uruguay, Rosário do Sul, Rio Grande do Sul State, Brazil, 30°17'41"S, 54°59'17"W. Holotype: UFRGS 23500. Paratypes: LIRP, MCN, MCP, UFRGS. Plus additional non-type material. •Valid as Scleronema guapa Ferrer & Malabarba 2020 -- (Ferrer 2021:237 [ref. 38890], Costa et al. 2022:91 [ref. 39059]). Current status: Valid as Scleronema guapa Ferrer & Malabarba 2020. Trichomycteridae: Trichomycterinae. Distribution: South America: Rio Ibicuí basin, a tributary to the left bank of rio Uruguay (Rio Grande do Sul, southern Brazil). Habitat: freshwater.