The following new species are described: Eburiini - Eburella longicollis (Bolívia, Província del Sara), Cupanoscelis serrana (Brazil, Goiás); Onciderini - Sternycha panamensis (Panamá, Panamá), Cacostola nordestina (Brazil, Paraíba); Apomecynini-Parmenonta chapadensis (Brazil, Mato Grosso), P. maculala (Argentina, Salta); Phacellini - Piola rubra (Bolívia, Santa Cruz), P. unicolor (Brazil, Pará), P. colombica (Colombia, Bolivar); Desmiphorini - Maltonea itaiuba (Venezuela. Mérida). Notes on Piola quiabentiae Marinoni, 1974 and keys to the South American species of Parmenonta Thomson, 1868 and Piola Marinoni, 1974 are added.
Coleoptera; Cerambycidae; Laiminae; neotropical; taxonomy