Sycanus marginellus P.V. Putshkov in V.G. Putshkov et al, 1987: 104. New name for Sycanus marginatus Hsiao.
Sycanus marginatus Hsiao, 1979a: 143, 154 (junior primary homonym of Sycanus marginatus Walker, 1873). HT: male, China (SW), Yunnan; IZAS.
Sycanus hsiaoi Maldonado Capriles, 1990: 312. New name for Sycanus marginatus Hsiao.