Imma monastica is a moth in the family Immidae. It was described by Edward Meyrick in 1910. It is found on Ambon Island in the Moluccas of Indonesia.[1]
The wingspan is 17–21 mm. The forewings are dark fuscous, faintly purplish tinged. There is a wedge-shaped ochreous-white mark from the costa near the apex and a fine white denticulate terminal line. The hindwings are dark fuscous, lighter anteriorly. There are broad median and dorsal prismatic-violet-tinged hyaline (glass like) longitudinal patches, confluent towards the base, the upper extending to about three-fourths, the lower nearly to the termen.[2]