flammaecauda, Rivulus Vermeulen [F. B. M.] & Mejia-Vargas [D. A.] 2020:30, Figs. 6-10 [Killi-Data Series 2020; ref. 37938] Small creek and surroundings about 10 minutes' walk south-southwest in the forest starting where airstrip ends, La Guadalupe, Alto Rio Negro, Departamento Guainía, Colombia, 1°13'58.46"N, 66°52'41.78"W, elevation 106 meters. Holotype: IAVHP 13658. Paratypes: IAVHP 13659 (9). •Valid as Laimosemion flammaecauda (Vermeulen & Mejia-Vargas 2020). Current status: Valid as Laimosemion flammaecauda (Vermeulen & Mejia-Vargas 2020). Rivulidae: Rivulinae. Distribution: South America: Alto Rio Negro, Colombia, near border with Venezuela and Brazil. Habitat: freshwater.