longicolla, Microlepidogaster Calegari [B. B.] & Reis [R. E.] 2010:626, Figs. 1, 2a, 3a [Neotropical Ichthyology v. 8 (no. 3); ref. 30974] Ribeirão Santana, tributary to rio São João, on road from Cidade Ocidental to Brasilia, 16°00'55"S, 47°48'02"W, Distrito Federal, Brasilia, Brazil. Holotype: MCP 44877. Paratypes: AMNH, DZSJRP, MCP, LISDEBE. Type catalog: Andrade et al. 2017:451 [ref. 35588]. •Valid as Microlepidogaster longicolla Calegari & Reis 2010 -- (Martins & Langeani 2011:76 [ref. 31235], Martins & Langeani 2011:80 [ref. 31236], Martins et al. 2013:386 [ref. 32415], Martins et al. 2014:560 [ref. 33544], Calegari et al. 2014:220 [ref. 33627], Martins et al. 2017:242 [ref. 35356], Martins 2022:277 [ref. 39327]). •Valid as Rhinolekos longicolla (Calegari & Reis 2010) -- (Roxo et al. 2019:160 [ref. 36538] as longicollum). Current status: Valid as Microlepidogaster longicolla Calegari & Reis 2010. Loricariidae: Hypoptopomatinae. Distribution: Upper rio Paraná basin, central Brazil. Habitat: freshwater.