New species of Platygastrinae from Japan (Hymenoptera: Platygastridae)

Eleven species of Platygastrinae are described, based on specimens collected in the mainland Japan: Leptacis nipponensissp. nov. (Shikoku), Platygaster lucidifronssp. nov. (Shikoku and Honshu), P. pilidorsasp. nov. (Honshu), P. planicorpasp. nov. (Honshu), P. shikokuensissp. nov. (Shikoku), P. tomentariasp. nov. (Shikoku), P. yamagishiisp. nov. (Shikoku), Synopeas frankensteinisp. nov. (Honshu), S. umbriclavatumsp. nov. (Shikoku), Trichacoides sagittariussp. nov. (Honshu), and T. zebrasp. nov. (Shikoku). Comparative notes on similar taxa are given.