Adult male wingspan is 9.5 mm. Head light fuscous. Vertex and forehead whitish. short palpi slender with short scales. Antenna pale ochreous. Thorax pale cinereous (ash grey). Abdomen pale ashy grey, with black marbles. Forewings oblong oval, broad middle which gradually narrowed towards apex. Costa curved with obtusely pointed apex. Forewings pale cinereous, marked with fuscous black. Anterior half of costa consists with 7 or 8 small black transverse marks. A larger black mark found at one fourth of costa. Cilia cinereous, darker around apex. Hindwings narrow and pointed, colour greyish fuscous. Cilia light fuscous with a white basal band.
- "Species Details: Gypsonoma aechnemorpha Diakonoff, 1982". Catalogue of Life. Retrieved 29 July 2018. CS1 maint: discouraged parameter (link)
- Koçak, Ahmet Ömer; Kemal, Muhabbet (20 February 2012). "Preliminary list of the Lepidoptera of Sri Lanka". Cesa News. Centre for Entomological Studies Ankara (79): 1–57 – via Academia.
- Diakonoff, A. (1982). "On a Collection of Some Families of Micro-Lepidoptera from Sri Lanka (Ceylon)". Zoologische Verhandelingen. 193: 1–124 – via Naturalis Biodiversity Center.