Ceroptres is a genus of gall wasp.
Most of its species are found in North America, and most are inquilines, meaning it oviposits its eggs in a host gall.
These host galls are mostly induced by other gall wasps, but some species of Ceroptres use the galls of gall midges.
[1] Ceroptres contains at least 43 species, including:[1][2][3]