Lopus Hahn, 1831: 10. Type species by subsequent designation (Kirkaldy, 1906c: 376): Lopus chrysanthemi Hahn, 1831 (= Capsus decolor Fallén, 1807).
Onychumenus Reuter, 1879e: 286 (syn. Reuter, 1906b: 216). Type species by monotypy: Capsus decolor Fallén, 1807.