Helcystogramma meconitis is a moth in the Gelechiidae family. It was described by Meyrick in 1913. It is found in Argentina. The wingspan is about 14 mm. The forewings are fuscous, slightly purplish-tinged with some whitish-ochreous suffusion towards the base of the dorsum, above which is a short dark fuscous dash. The discal stigmata are undefined, dark fuscous, each followed by a pale ochreous dot and the plical stigma is represented by an elongate blackish dash, edged beneath with whitish-ochreous. The veins posteriorly are partially marked with ferruginous-brownish lines and scattered blackish scales and there is a patch of whitish-ochreous irroration extending from the costa before the apex downwards to the disc. There is also a terminal series of cloudy blackish dots edged anteriorly