Hydromastodon sallesi Polegatto & Batista, 2007

Distribution. Brazil (Roraima, Maranhão, Rondônia and Mato Grosso do Sul). New Record: Tocantins

Material examined. BRAZIL, Tocantins, Arraias, rio Palmas, 12°49’50”S / 46°54’32”W, 04.vii.2018, white sheet light trap, Alvim, B.G.C. coll. (3♂, CEUFT) .

Remarks. As discussed by Salles et al. (2016), this species can be found in western and northern Brazil, making the state of Tocantins an area with a high possibility of occurrence. It was only found in one site, in an area with Cerrado influence.