The following new species are described: Colobothea denotata sp. nov. from Brazil (Amazonas), C. caramaschii sp. nov. from Venezuela and C. delicata sp. nov. from Costa Rica and Panamá. New synonymy proposed: C. albobimaculata Zajciw, 1961 and C. pseudosubcincta Zajciw, 1961 = C. subcincta Laporte, 1840.
Cerambycidae; Colobothea; Colobotheini; new species; synonym