Eporycta pachnoscia is a moth in the Xyloryctidae family. It was described by Meyrick in 1915. It is found in Madagascar. The wingspan is about 28 mm. The forewings are fuscous, somewhat sprinkled with whitish and with an undefined median longitudinal streak of more pronounced whitish irroration, more distinct between the stigmata. The stigmata are somewhat darker fuscous, the plical rather obliquely beyond the first discal. The hindwings are light fuscous.