New synonyms and redescription of two little-known Thiodia species (Lepidoptera, Tortricidae): T. ursulana (Kennel, 1919) comb. nov. and T. klapperichi (Razowski, 1967) comb. nov.

The lectotype of Semasia ursulana Kennel, 1919 is designated. The name of the species is recombined as Thiodia ursulana (Kennel, 1919) comb. nov.