Omoplax Horvath 1912

GenusOmoplaxHorváth, 1912 Omoplax Horváth, 1912: 336 (as subgenus of Stephanitis Stål, 1873; upgraded by Takeya 1962: 74). Type species by monotypy: Stephanitis (Omoplax) desecta Horváth, 1912. Note. For detailed diagnostic characters of the genus, see Souma and Kamitani (2021) and Souma (2022 a). Remarks. The genus Omoplax, which is endemic to the Ogasawara Islands, Japan, previously comprised four species (Souma 2022 a); however, in the present study, the author describes three new species. The following seven Omoplax species are currently recognized: O. desecta, O. hisasuei sp. nov., O. inugusu sp. nov., O. karubei, O. kobugashi sp. nov., O. majorcarinae, and O. mukojimensis.