heterostigma, Moema Costa [W. J. E. M.] 2003:291, Figs. 1-2 [Ichthyological Exploration of Freshwaters v. 14 (no. 4); ref. 27396] Seasonal swamp in Rio Cuiabá floodplains, Rio Paraguay basin, 16°30'44.5S, 56°22'40.5"W, Reserva Particular do Patrimônio Natural SESC-PantanalPorto Cercado, Mato Grosso, Brazil. Holotype: MCP 30564. Paratypes: MCP 30565 (1); UFRJ 4900 (1), 5517 (2), 5518 (3, 2 c&s), 5519 (1). •Valid as Moema heterostigma Costa 2003 -- (Valdesalici et al. 2015:129 [ref. 33902], Valdesalici 2016:66 [ref. 34174], Valdesalici 2019:109 [ref. 36959]). Current status: Valid as Moema heterostigma Costa 2003. Rivulidae: Rivulinae. Distribution: Cuiabá River floodplains, Paraguay River basin, Mato Grosso, Brazil. Habitat: freshwater.