Distribution of the Omobrachyiulus roseni (red and blue), implicitus (black) and hortensis (green) groups: O. roseni (filled circle), O. faxifer sp. nov. (star), O. zuevi sp. nov. (filled square), O. implicitus (cross), O. fasciatus sp. nov. (triangle), O. lazanyiae sp. nov. (drop), O. hortensis (ring), O. cf. hortensis (broken ring), O. armatus sp. nov. (pentagon), O. pristis sp. nov. (open square).