Female internal genitalia, lateral view A Themus impressipennis (Fairmaire, 1886) B T. laboissierei (Pic, 1921) C T. masatakai Okushima, 2003. Scale bars: 1.0 mm (sp: spermatheca; sr: sclerotized ring; va: vagina; di: diverticulum; ov: median oviduct; ag: accessory gland).