rondoni, Moenkhausia Mathubara [K.] & Toledo-Piza [M.] 2020:18, Figs. 4C, 5B, 7B, 10-11 [Zootaxa 4852 (no. 1); ref. 37778] Igarapé Arara, tributary of rio Madeira, Porto Velho, Rondônia, Brazil, 10°00'48"S, 65°19'05"W. Holotype: MZUSP 125775. Paratypes: MZUSP, UFRO, ZUEC. Plus additional non-type material. •Valid as Moenkhausia rondoni Mathubara & Toledo-Piza 2020. Current status: Valid as Moenkhausia rondoni Mathubara & Toledo-Piza 2020. Acestrorhamphidae: Stichonodontinae. Distribution: Madeira River and Purus River basins (regions Mamoré, Guaporé, Beni-Madre de Dios, middle-lower Madeira, Madeira Shield tributaries, Purus): Brazil and Bolivia. Habitat: freshwater.