''Thiotricha janitrix'' is a

moth Moths are a paraphyletic group of insects that includes all members of the order Lepidoptera that are not butterflies, with moths making up the vast majority of the order. There are thought to be approximately 160,000 species of moth, many of w ...

of the family Gelechiidae. It was described by Edward Meyrick in 1912. It is found in the

Bengal Bengal ( ; bn, বাংলা/বঙ্গ, translit=Bānglā/Bôngô, ) is a geopolitical, cultural and historical region in South Asia, specifically in the eastern part of the Indian subcontinent at the apex of the Bay of Bengal, predom ...

region of what was British India. The

wingspan The wingspan (or just span) of a bird or an airplane is the distance from one wingtip to the other wingtip. For example, the Boeing 777–200 has a wingspan of , and a wandering albatross (''Diomedea exulans'') caught in 1965 had a wingspan of ...

is about 8 mm. The forewings are shining ashy grey with elongate whitish marks along the dorsum before and beyond the middle, and a third on the tornus forming a very oblique wedge. There is an indistinct streak of whitish suffusion in the disc from beyond the middle to near the apex, where it meets a white oblique strigula from the costa, and a longer very oblique white striga from the apex of the tornal wedge-shaped mark. There is also a lunulate white mark before the apex, cutting off a small apical spot which is edged above and beneath with blackish. The apical area of the wing between and round these pale markings dark fuscous. The hindwings are grey with a blackish apical dot.Meyrick, Edward (1912–1916)
''Exotic Microlepidoptera''. 1 (2): 64.

References

Moths described in 1912 Thiotricha Taxa named by Edward Meyrick {{Thiotrichinae-stub