The structure and development of female internal reproductive organs in adults of Lissonota setosa were systematically observed. The female internal reproductive of adult are composed of ovary, lateral and median oviduct, soermatheca and accessory gland. During adult stage, the size of ovarian increased with the growth of adult instar, then decreased afterward. The sizes of other organs generally grew with the increase of adult day age and then keep stabilization. liuyonghuaa@126.com noneEmail20150316