Family Geraridae Scudder, 1885
Composition. Genus Gerarus Scudder, 1885, Osnogerarus KukalováPeck & Brauckmann, 1992. The genera Omalia van Beneden & Coemans, 1867, Cantabrala KukalováPeck & Brauckmann, 1992, Genentomum Scudder, 1885, Nacekomia Richardson, 1956. Gerarulus Handlirsch, 1911 have uncertain relationships within Archaeorthoptera. Anepitedius Handlirsch, 1911, Axiologus Handlirsch, 1906, Platyphlebopteron Germer, 1971 and Progenentomum Handlirsch, 1906 are here considered as a ‘Protorthoptera’ incertae sedis.
Discussion. After the present phylogenetic analysis, Gerarus bruesi would fall into the Orthoptera . Nevertheless, the Geraridae are provisionally considered of uncertain position within the Panorthoptera.