Naucoris (non Geoffroy, 1762): Fabricius, 1775: 693 (placed on the Official Index by Opinion 681/1963; see Jaczewski, 1961c: 374).
Ilyocoris Stål, 1861a: 201 (syn. with Naucoris by Puton, 1886a: 64; restored by Usinger, 1942a: 241). Type species by original designation: Nepa cimicoides Linnaeus, 1758.