Gymnoscelis roseifascia is a moth in the family Geometridae. It is endemic to Sri Lanka.
Its wingspan is about . In the male, the head, thorax, and abdomen are olive green, with slightly marked black color. Forewings with green basal half, mostly suffused with black in the form of diffused sub-basal and antemedial bands. Medial area is pale pinkish with two faint waved lines on it and bounded by a waved fuscous and grey line. The postmedial area green. A fuscous and grey waved submarginal line, and the area beyond it pinkish with a pale spot at middle. Hindwings similar. The pink area extending to the base and with a minute discocellular speck. The pale spot small. Ventral side fuscous, with curved postmedial line.[1]
. George Hampson . 1895 . The Fauna of British India, Including Ceylon and Burma: Moths Volume III . Taylor and Francis . Biodiversity Heritage Library.