Lygocoris Reuter, 1875g: 61 (as of Lygus; upgraded by Leston, 1957a: 129). Type species by subsequent designation (Reuter, 1888a: 409): Cimex pabulinus Linnaeus, 1761. Placed on the Official List of Generic Names (Opinion 667/1963).
Tylonotus Fieber, 1858: 310 (junior homonym of Tylonotus Haldeman, 1847, Coleoptera). Type species by monotypy: Lygaeus rugicollis Fallén, 1807.
Plesiocoris Fieber, 1861: 272 (syn. Linnavuori, 1966a: 87). New name for Tylonotus Fieber, 1858.
Lygus (non Hahn, 1833): Kelton, 1955a: 278. Misidentification.