niobium, Glanapteryx de Pinna [M. C. C.] 1998:36, Fig. 1 [Proceedings of the Biological Society of Washington v. 111 (no. 1); ref. 23575] Lago Esperança, Pico da Neblina National Park, Morro dos Seis Lagos, about 0°17'N, 66°41'W, Amazonas State, Brazil. Holotype (unique): INPA 12421. Type catalog: Ferraris 2007:405 [ref. 29155]. •Valid as Glanapteryx niobium de Pinna 1998 -- (de Pinna & Wosiacki 2002:721 [ref. 26545], de Pinna & Wosiacki in Reis et al. 2003:273 [ref. 27061], Ferraris 2007:405 [ref. 29155], de Pinna & Kirovsky 2011:493 [ref. 31517]). Current status: Valid as Glanapteryx niobium de Pinna 1998. Trichomycteridae: Glanapteryginae. Distribution: Morro dos Seis Lagos, Negro River basin, Brazil. Habitat: freshwater.