Synopsis of the Bolivian species of Mimasyngenes Breuning, 1950 (Coleoptera, Cerambycidae, Desmiphorini) with two new species. M. multisetosus sp. nov. and M. lepidotus sp. nov. are described, and M. lineatipennis Breuning, 1950, M. venezuelensis Breuning, 1956, M. quiuira Galileo & Martins, 1996, and M. ytu Galileo & Martins, 1996 are redescribed; and these species illustrated. A key to species of Mimasyngenes is provided.