The cockroach genus Eucorydia from China is revised. Five new species are described and illustrated: Eucorydia
linglong
sp. n., Eucorydia
pilosa
sp. n., Eucorydia
splendida
sp. n., Eucorydia
guilinensis
sp. n., and Eucorydia
tangi
sp. n.. Corydia
purpuralis Kirby, 1903 and Eucorydia
paucipilosa Woo, Guo & Feng, 1986 are confirmed to be junior synonyms of Eucorydia
dasytoides (Walker, 1868). Eucorydia
hilaris (Kirby, 1903) is newly recorded from China. This genus and currently known species from around the world are discussed. The status of Eucorydia
maxwelli (Hanitsch, 1915) is revived. Corydia
plagiata Walker, 1868 is confirmed to be a junior synonym of Eucorydia
ornata (Saussure, 1864). A checklist, key, and photographs of members of this genus are provided.