Oncocephalus assimilis Reuter, 1882d: 8, 35. STS: male, female, Indonesia (Java) and Philippines; NHRS, ZMHB, ZMUC.
Oncocephalus philippinus (non Lethierry): Miyamoto & Lee, 1966. Misidentification (see Lee et al., 1994: 20).
Oncocephalus misellus Dispons, 1968a: 17 (syn. Lee et al., 1994: 20). HT: male, Japan; ZMHB.