Teratoscopus Fieber, 1861a: 315 (as genus; downgraded by Reuter, 1875h: 97). New name for Gnostus Fieber, 1858.
Gnostus Fieber, 1858: 322 (junior homonym of Gnostus Westwood, 1855, Coleoptera) (as genus). Type species by monotypy: Capsus plagiatus Herrich-Schaeffer, 1835.