The four species of Deltosoma are commented and illustrated. Deltosoma hovorella Di Iorio, 2003 is considered a synonym of D. xerophila Di Iorio, 1995. A key to the species of Deltosoma is given. Pteroplatus adustus Burmeister, 1865 is transferred to the genus Thelgetra Thomson, 1864, and Pteroplatus radiatus Haase, 1893 is synonymized with Thelgetra latipennis Thomson, 1864.
Cerambycinae; Deltosoma; Neotropical; taxonomy; Thelgetra
