Both sexes of the new sp. are described and illustrated. Holotype 3: Brazil: Sao Paulo state, Jacaref, Fazenda Santana do Rio Abaixo, alt. 608 m, 07-11-1999, deposited in author’s collection; allotype and paratypes from the same locality. It differs from T. macilentum by the S cerci possessing elongate, ventrally-directed projections, and by being straight in lateral view. 6 Brazilian spp. are keyed.