Trissolcus is a genus of parasitoid wasps in the family Scelionidae.

There are at least 180 described species in Trissolcus.

They parasitize eggs of Pentatomomorpha.

[1][2][3][4] These species belong to the genus Trissolcus: Data sources: i = ITIS,[5] c = Catalogue of Life,[1] g = GBIF,[2] b = Bugguide.net[3] i = IRMNG[6]