The deep-sea Anguilliformes and Saccopharyngiformes (Teleostei: Elopomorpha) collected on the Brazilian continental slope, between 11 and 23 S Author Melo, Marcelo R. S. Author Nunan, Gustavo W. A. Author Braga, Adriana C. Author Costa, Paulo A. S. text Zootaxa 2009 2234 1 20 journal article 10.5281/zenodo.190386 2d3519b8-8a78-40de-a505-6edb799990cc 1175-5326 190386 Xenomystax congroides Smith and Kanazawa 1989 ( Fig. 2 I) Material examined. Three specimens, 316.0–768.0 mm TL: MNRJ 26815 (1, 768.0 mm), T, E-502; MNRJ 26816 (1, 491.0 mm), T, E-518; MNRJ 26851 (1, 316.0 mm), T, E-511. Distribution. Xenomystax congroides is being reported by the first time in the WSA. It was described from off Suriname , and was also known from the Atlantic coast of Florida, USA , throughout the Gulf of Mexico and Caribbean to the mouth of the Amazon, in the northern coast of Brazil ( Smith 1989b ).