Sternarchorhynchus ^ZBK sp.

Brazil: Amazonas: INPA uncat. 1, 126, Cachoeira da Ponte, Balbina, M. Jégu, 23 Nov 1985. INPA 4227, 1, 96, Rio Solimões, Januacá, Lago do Castanha, J. Donath, 17 Mar 1978. Brazil: Pará: INPA 4829, 1, 246, Rio Tocantins, Tucuruí near of dam, INPA Icthyology Team, Dec 1984. INPA 6811, 1, 109, Rio Jamamxim, afluent of Rio Tapajós, Ilha de Terra Preta, L. Py-Daniel & J. Zuanon, 20 Oct 1991. Roraima: INPA 10578, 1, 178, Rio Mucajaí, E. Ferreira & M. Jégu, 18 Feb 1987. INPA 10590, 1, 200, Rio Mucajaí mouth of igarapé Traira, E. Ferreira & M. Jégu, 21 Feb 1987.